87647850

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 144

約数和(自身を含む): 249460224

約数和(自身を除く): 161812374

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 61, 62, 75, 90, 93, 103, 122, 150, 155, 183, 186, 206, 225, 279, 305, 309, 310, 366, 450, 465, 515, 549, 558, 610, 618, 775, 915, 927, 930, 1030, 1098, 1395, 1525, 1545, 1550, 1830, 1854, 1891, 2325, 2575, 2745, 2790, 3050, 3090, 3193, 3782, 4575, 4635, 4650, 5150, 5490, 5673, 6283, 6386, 6975, 7725, 9150, 9270, 9455, 9579, 11346, 12566, 13725, 13950, 15450, 15965, 17019, 18849, 18910, 19158, 23175, 27450, 28365, 28737, 31415, 31930, 34038, 37698, 46350, 47275, 47895, 56547, 56730, 57474, 62830, 79825, 85095, 94245, 94550, 95790, 113094, 141825, 143685, 157075, 159650, 170190, 188490, 194773, 239475, 282735, 283650, 287370, 314150, 389546, 425475, 471225, 478950, 565470, 584319, 718425, 850950, 942450, 973865, 1168638, 1413675, 1436850, 1752957, 1947730, 2827350, 2921595, 3505914, 4869325, 5843190, 8764785, 9738650, 14607975, 17529570, 29215950, 43823925, 87647850]

約数ペア:

[(1, 87647850), (2, 43823925), (3, 29215950), (5, 17529570), (6, 14607975), (9, 9738650), (10, 8764785), (15, 5843190), (18, 4869325), (25, 3505914), (30, 2921595), (31, 2827350), (45, 1947730), (50, 1752957), (61, 1436850), (62, 1413675), (75, 1168638), (90, 973865), (93, 942450), (103, 850950), (122, 718425), (150, 584319), (155, 565470), (183, 478950), (186, 471225), (206, 425475), (225, 389546), (279, 314150), (305, 287370), (309, 283650), (310, 282735), (366, 239475), (450, 194773), (465, 188490), (515, 170190), (549, 159650), (558, 157075), (610, 143685), (618, 141825), (775, 113094), (915, 95790), (927, 94550), (930, 94245), (1030, 85095), (1098, 79825), (1395, 62830), (1525, 57474), (1545, 56730), (1550, 56547), (1830, 47895), (1854, 47275), (1891, 46350), (2325, 37698), (2575, 34038), (2745, 31930), (2790, 31415), (3050, 28737), (3090, 28365), (3193, 27450), (3782, 23175), (4575, 19158), (4635, 18910), (4650, 18849), (5150, 17019), (5490, 15965), (5673, 15450), (6283, 13950), (6386, 13725), (6975, 12566), (7725, 11346), (9150, 9579), (9270, 9455)]