42637540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 96

約数和(自身を含む): 104146560

約数和(自身を除く): 61509020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 41, 44, 55, 58, 82, 110, 116, 145, 163, 164, 205, 220, 290, 319, 326, 410, 451, 580, 638, 652, 815, 820, 902, 1189, 1276, 1595, 1630, 1793, 1804, 2255, 2378, 3190, 3260, 3586, 4510, 4727, 4756, 5945, 6380, 6683, 7172, 8965, 9020, 9454, 11890, 13079, 13366, 17930, 18908, 23635, 23780, 26158, 26732, 33415, 35860, 47270, 51997, 52316, 65395, 66830, 73513, 94540, 103994, 130790, 133660, 147026, 193807, 207988, 259985, 261580, 294052, 367565, 387614, 519970, 735130, 775228, 969035, 1039940, 1470260, 1938070, 2131877, 3876140, 4263754, 8527508, 10659385, 21318770, 42637540]

約数ペア:

[(1, 42637540), (2, 21318770), (4, 10659385), (5, 8527508), (10, 4263754), (11, 3876140), (20, 2131877), (22, 1938070), (29, 1470260), (41, 1039940), (44, 969035), (55, 775228), (58, 735130), (82, 519970), (110, 387614), (116, 367565), (145, 294052), (163, 261580), (164, 259985), (205, 207988), (220, 193807), (290, 147026), (319, 133660), (326, 130790), (410, 103994), (451, 94540), (580, 73513), (638, 66830), (652, 65395), (815, 52316), (820, 51997), (902, 47270), (1189, 35860), (1276, 33415), (1595, 26732), (1630, 26158), (1793, 23780), (1804, 23635), (2255, 18908), (2378, 17930), (3190, 13366), (3260, 13079), (3586, 11890), (4510, 9454), (4727, 9020), (4756, 8965), (5945, 7172), (6380, 6683)]