71628640

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:296

約数の個数: 96

約数和(自身を含む): 177176160

約数和(自身を除く): 105547520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 61, 80, 82, 122, 160, 164, 179, 205, 244, 305, 328, 358, 410, 488, 610, 656, 716, 820, 895, 976, 1220, 1312, 1432, 1640, 1790, 1952, 2440, 2501, 2864, 3280, 3580, 4880, 5002, 5728, 6560, 7160, 7339, 9760, 10004, 10919, 12505, 14320, 14678, 20008, 21838, 25010, 28640, 29356, 36695, 40016, 43676, 50020, 54595, 58712, 73390, 80032, 87352, 100040, 109190, 117424, 146780, 174704, 200080, 218380, 234848, 293560, 349408, 400160, 436760, 447679, 587120, 873520, 895358, 1174240, 1747040, 1790716, 2238395, 3581432, 4476790, 7162864, 8953580, 14325728, 17907160, 35814320, 71628640]

約数ペア:

[(1, 71628640), (2, 35814320), (4, 17907160), (5, 14325728), (8, 8953580), (10, 7162864), (16, 4476790), (20, 3581432), (32, 2238395), (40, 1790716), (41, 1747040), (61, 1174240), (80, 895358), (82, 873520), (122, 587120), (160, 447679), (164, 436760), (179, 400160), (205, 349408), (244, 293560), (305, 234848), (328, 218380), (358, 200080), (410, 174704), (488, 146780), (610, 117424), (656, 109190), (716, 100040), (820, 87352), (895, 80032), (976, 73390), (1220, 58712), (1312, 54595), (1432, 50020), (1640, 43676), (1790, 40016), (1952, 36695), (2440, 29356), (2501, 28640), (2864, 25010), (3280, 21838), (3580, 20008), (4880, 14678), (5002, 14320), (5728, 12505), (6560, 10919), (7160, 10004), (7339, 9760)]