30198075

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 52068096

約数和(自身を除く): 21870021

約数列:

[1, 3, 5, 15, 25, 53, 71, 75, 107, 159, 213, 265, 321, 355, 535, 795, 1065, 1325, 1605, 1775, 2675, 3763, 3975, 5325, 5671, 7597, 8025, 11289, 17013, 18815, 22791, 28355, 37985, 56445, 85065, 94075, 113955, 141775, 189925, 282225, 402641, 425325, 569775, 1207923, 2013205, 6039615, 10066025, 30198075]

約数ペア:

[(1, 30198075), (3, 10066025), (5, 6039615), (15, 2013205), (25, 1207923), (53, 569775), (71, 425325), (75, 402641), (107, 282225), (159, 189925), (213, 141775), (265, 113955), (321, 94075), (355, 85065), (535, 56445), (795, 37985), (1065, 28355), (1325, 22791), (1605, 18815), (1775, 17013), (2675, 11289), (3763, 8025), (3975, 7597), (5325, 5671)]