129500900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{4481}}^1$

素因数の和:4529

約数の個数: 54

約数和(自身を含む): 298586358

約数和(自身を除く): 169085458

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 578, 850, 1156, 1445, 1700, 2890, 4481, 5780, 7225, 8962, 14450, 17924, 22405, 28900, 44810, 76177, 89620, 112025, 152354, 224050, 304708, 380885, 448100, 761770, 1295009, 1523540, 1904425, 2590018, 3808850, 5180036, 6475045, 7617700, 12950090, 25900180, 32375225, 64750450, 129500900]

約数ペア:

[(1, 129500900), (2, 64750450), (4, 32375225), (5, 25900180), (10, 12950090), (17, 7617700), (20, 6475045), (25, 5180036), (34, 3808850), (50, 2590018), (68, 1904425), (85, 1523540), (100, 1295009), (170, 761770), (289, 448100), (340, 380885), (425, 304708), (578, 224050), (850, 152354), (1156, 112025), (1445, 89620), (1700, 76177), (2890, 44810), (4481, 28900), (5780, 22405), (7225, 17924), (8962, 14450)]