201012080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2423}}^1$

素因数の和:2514

約数の個数: 80

約数和(自身を含む): 503164224

約数和(自身を除く): 302152144

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 61, 68, 80, 85, 122, 136, 170, 244, 272, 305, 340, 488, 610, 680, 976, 1037, 1220, 1360, 2074, 2423, 2440, 4148, 4846, 4880, 5185, 8296, 9692, 10370, 12115, 16592, 19384, 20740, 24230, 38768, 41191, 41480, 48460, 82382, 82960, 96920, 147803, 164764, 193840, 205955, 295606, 329528, 411910, 591212, 659056, 739015, 823820, 1182424, 1478030, 1647640, 2364848, 2512651, 2956060, 3295280, 5025302, 5912120, 10050604, 11824240, 12563255, 20101208, 25126510, 40202416, 50253020, 100506040, 201012080]

約数ペア:

[(1, 201012080), (2, 100506040), (4, 50253020), (5, 40202416), (8, 25126510), (10, 20101208), (16, 12563255), (17, 11824240), (20, 10050604), (34, 5912120), (40, 5025302), (61, 3295280), (68, 2956060), (80, 2512651), (85, 2364848), (122, 1647640), (136, 1478030), (170, 1182424), (244, 823820), (272, 739015), (305, 659056), (340, 591212), (488, 411910), (610, 329528), (680, 295606), (976, 205955), (1037, 193840), (1220, 164764), (1360, 147803), (2074, 96920), (2423, 82960), (2440, 82382), (4148, 48460), (4846, 41480), (4880, 41191), (5185, 38768), (8296, 24230), (9692, 20740), (10370, 19384), (12115, 16592)]