2997100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 7218288

約数和(自身を除く): 4221188

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 43, 50, 68, 82, 85, 86, 100, 164, 170, 172, 205, 215, 340, 410, 425, 430, 697, 731, 820, 850, 860, 1025, 1075, 1394, 1462, 1700, 1763, 2050, 2150, 2788, 2924, 3485, 3526, 3655, 4100, 4300, 6970, 7052, 7310, 8815, 13940, 14620, 17425, 17630, 18275, 29971, 34850, 35260, 36550, 44075, 59942, 69700, 73100, 88150, 119884, 149855, 176300, 299710, 599420, 749275, 1498550, 2997100]

約数ペア:

[(1, 2997100), (2, 1498550), (4, 749275), (5, 599420), (10, 299710), (17, 176300), (20, 149855), (25, 119884), (34, 88150), (41, 73100), (43, 69700), (50, 59942), (68, 44075), (82, 36550), (85, 35260), (86, 34850), (100, 29971), (164, 18275), (170, 17630), (172, 17425), (205, 14620), (215, 13940), (340, 8815), (410, 7310), (425, 7052), (430, 6970), (697, 4300), (731, 4100), (820, 3655), (850, 3526), (860, 3485), (1025, 2924), (1075, 2788), (1394, 2150), (1462, 2050), (1700, 1763)]