66900440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2659}}^1$

素因数の和:2724

約数の個数: 64

約数和(自身を含む): 163749600

約数和(自身を除く): 96849160

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 37, 40, 68, 74, 85, 136, 148, 170, 185, 296, 340, 370, 629, 680, 740, 1258, 1480, 2516, 2659, 3145, 5032, 5318, 6290, 10636, 12580, 13295, 21272, 25160, 26590, 45203, 53180, 90406, 98383, 106360, 180812, 196766, 226015, 361624, 393532, 452030, 491915, 787064, 904060, 983830, 1672511, 1808120, 1967660, 3345022, 3935320, 6690044, 8362555, 13380088, 16725110, 33450220, 66900440]

約数ペア:

[(1, 66900440), (2, 33450220), (4, 16725110), (5, 13380088), (8, 8362555), (10, 6690044), (17, 3935320), (20, 3345022), (34, 1967660), (37, 1808120), (40, 1672511), (68, 983830), (74, 904060), (85, 787064), (136, 491915), (148, 452030), (170, 393532), (185, 361624), (296, 226015), (340, 196766), (370, 180812), (629, 106360), (680, 98383), (740, 90406), (1258, 53180), (1480, 45203), (2516, 26590), (2659, 25160), (3145, 21272), (5032, 13295), (5318, 12580), (6290, 10636)]