42205900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 110430432

約数和(自身を除く): 68224532

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 25, 34, 37, 44, 50, 55, 61, 68, 74, 85, 100, 110, 122, 148, 170, 185, 187, 220, 244, 275, 305, 340, 370, 374, 407, 425, 550, 610, 629, 671, 740, 748, 814, 850, 925, 935, 1037, 1100, 1220, 1258, 1342, 1525, 1628, 1700, 1850, 1870, 2035, 2074, 2257, 2516, 2684, 3050, 3145, 3355, 3700, 3740, 4070, 4148, 4514, 4675, 5185, 6100, 6290, 6710, 6919, 8140, 9028, 9350, 10175, 10370, 11285, 11407, 12580, 13420, 13838, 15725, 16775, 18700, 20350, 20740, 22570, 22814, 24827, 25925, 27676, 31450, 33550, 34595, 38369, 40700, 45140, 45628, 49654, 51850, 56425, 57035, 62900, 67100, 69190, 76738, 99308, 103700, 112850, 114070, 124135, 138380, 153476, 172975, 191845, 225700, 228140, 248270, 285175, 345950, 383690, 422059, 496540, 570350, 620675, 691900, 767380, 844118, 959225, 1140700, 1241350, 1688236, 1918450, 2110295, 2482700, 3836900, 4220590, 8441180, 10551475, 21102950, 42205900]

約数ペア:

[(1, 42205900), (2, 21102950), (4, 10551475), (5, 8441180), (10, 4220590), (11, 3836900), (17, 2482700), (20, 2110295), (22, 1918450), (25, 1688236), (34, 1241350), (37, 1140700), (44, 959225), (50, 844118), (55, 767380), (61, 691900), (68, 620675), (74, 570350), (85, 496540), (100, 422059), (110, 383690), (122, 345950), (148, 285175), (170, 248270), (185, 228140), (187, 225700), (220, 191845), (244, 172975), (275, 153476), (305, 138380), (340, 124135), (370, 114070), (374, 112850), (407, 103700), (425, 99308), (550, 76738), (610, 69190), (629, 67100), (671, 62900), (740, 57035), (748, 56425), (814, 51850), (850, 49654), (925, 45628), (935, 45140), (1037, 40700), (1100, 38369), (1220, 34595), (1258, 33550), (1342, 31450), (1525, 27676), (1628, 25925), (1700, 24827), (1850, 22814), (1870, 22570), (2035, 20740), (2074, 20350), (2257, 18700), (2516, 16775), (2684, 15725), (3050, 13838), (3145, 13420), (3355, 12580), (3700, 11407), (3740, 11285), (4070, 10370), (4148, 10175), (4514, 9350), (4675, 9028), (5185, 8140), (6100, 6919), (6290, 6710)]