80489700

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{523}}^1$

素因数の和:568

約数の個数: 180

約数和(自身を含む): 275173360

約数和(自身を除く): 194683660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 27, 30, 36, 38, 45, 50, 54, 57, 60, 75, 76, 81, 90, 95, 100, 108, 114, 135, 150, 162, 171, 180, 190, 225, 228, 270, 285, 300, 324, 342, 380, 405, 450, 475, 513, 523, 540, 570, 675, 684, 810, 855, 900, 950, 1026, 1046, 1140, 1350, 1425, 1539, 1569, 1620, 1710, 1900, 2025, 2052, 2092, 2565, 2615, 2700, 2850, 3078, 3138, 3420, 4050, 4275, 4707, 5130, 5230, 5700, 6156, 6276, 7695, 7845, 8100, 8550, 9414, 9937, 10260, 10460, 12825, 13075, 14121, 15390, 15690, 17100, 18828, 19874, 23535, 25650, 26150, 28242, 29811, 30780, 31380, 38475, 39225, 39748, 42363, 47070, 49685, 51300, 52300, 56484, 59622, 70605, 76950, 78450, 84726, 89433, 94140, 99370, 117675, 119244, 141210, 149055, 153900, 156900, 169452, 178866, 198740, 211815, 235350, 248425, 268299, 282420, 298110, 353025, 357732, 423630, 447165, 470700, 496850, 536598, 596220, 706050, 745275, 804897, 847260, 894330, 993700, 1059075, 1073196, 1341495, 1412100, 1490550, 1609794, 1788660, 2118150, 2235825, 2682990, 2981100, 3219588, 4024485, 4236300, 4471650, 5365980, 6707475, 8048970, 8943300, 13414950, 16097940, 20122425, 26829900, 40244850, 80489700]

約数ペア:

[(1, 80489700), (2, 40244850), (3, 26829900), (4, 20122425), (5, 16097940), (6, 13414950), (9, 8943300), (10, 8048970), (12, 6707475), (15, 5365980), (18, 4471650), (19, 4236300), (20, 4024485), (25, 3219588), (27, 2981100), (30, 2682990), (36, 2235825), (38, 2118150), (45, 1788660), (50, 1609794), (54, 1490550), (57, 1412100), (60, 1341495), (75, 1073196), (76, 1059075), (81, 993700), (90, 894330), (95, 847260), (100, 804897), (108, 745275), (114, 706050), (135, 596220), (150, 536598), (162, 496850), (171, 470700), (180, 447165), (190, 423630), (225, 357732), (228, 353025), (270, 298110), (285, 282420), (300, 268299), (324, 248425), (342, 235350), (380, 211815), (405, 198740), (450, 178866), (475, 169452), (513, 156900), (523, 153900), (540, 149055), (570, 141210), (675, 119244), (684, 117675), (810, 99370), (855, 94140), (900, 89433), (950, 84726), (1026, 78450), (1046, 76950), (1140, 70605), (1350, 59622), (1425, 56484), (1539, 52300), (1569, 51300), (1620, 49685), (1710, 47070), (1900, 42363), (2025, 39748), (2052, 39225), (2092, 38475), (2565, 31380), (2615, 30780), (2700, 29811), (2850, 28242), (3078, 26150), (3138, 25650), (3420, 23535), (4050, 19874), (4275, 18828), (4707, 17100), (5130, 15690), (5230, 15390), (5700, 14121), (6156, 13075), (6276, 12825), (7695, 10460), (7845, 10260), (8100, 9937), (8550, 9414)]