30775100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1$

素因数の和:495

約数の個数: 72

約数和(自身を含む): 72526608

約数和(自身を除く): 41751508

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 43, 50, 68, 85, 86, 100, 170, 172, 215, 340, 421, 425, 430, 731, 842, 850, 860, 1075, 1462, 1684, 1700, 2105, 2150, 2924, 3655, 4210, 4300, 7157, 7310, 8420, 10525, 14314, 14620, 18103, 18275, 21050, 28628, 35785, 36206, 36550, 42100, 71570, 72412, 73100, 90515, 143140, 178925, 181030, 307751, 357850, 362060, 452575, 615502, 715700, 905150, 1231004, 1538755, 1810300, 3077510, 6155020, 7693775, 15387550, 30775100]

約数ペア:

[(1, 30775100), (2, 15387550), (4, 7693775), (5, 6155020), (10, 3077510), (17, 1810300), (20, 1538755), (25, 1231004), (34, 905150), (43, 715700), (50, 615502), (68, 452575), (85, 362060), (86, 357850), (100, 307751), (170, 181030), (172, 178925), (215, 143140), (340, 90515), (421, 73100), (425, 72412), (430, 71570), (731, 42100), (842, 36550), (850, 36206), (860, 35785), (1075, 28628), (1462, 21050), (1684, 18275), (1700, 18103), (2105, 14620), (2150, 14314), (2924, 10525), (3655, 8420), (4210, 7310), (4300, 7157)]