74132920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2659}}^1$

素因数の和:2728

約数の個数: 64

約数和(自身を含む): 180986400

約数和(自身を除く): 106853480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 680, 697, 820, 1394, 1640, 2659, 2788, 3485, 5318, 5576, 6970, 10636, 13295, 13940, 21272, 26590, 27880, 45203, 53180, 90406, 106360, 109019, 180812, 218038, 226015, 361624, 436076, 452030, 545095, 872152, 904060, 1090190, 1808120, 1853323, 2180380, 3706646, 4360760, 7413292, 9266615, 14826584, 18533230, 37066460, 74132920]

約数ペア:

[(1, 74132920), (2, 37066460), (4, 18533230), (5, 14826584), (8, 9266615), (10, 7413292), (17, 4360760), (20, 3706646), (34, 2180380), (40, 1853323), (41, 1808120), (68, 1090190), (82, 904060), (85, 872152), (136, 545095), (164, 452030), (170, 436076), (205, 361624), (328, 226015), (340, 218038), (410, 180812), (680, 109019), (697, 106360), (820, 90406), (1394, 53180), (1640, 45203), (2659, 27880), (2788, 26590), (3485, 21272), (5318, 13940), (5576, 13295), (6970, 10636)]