90925070

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{89}}^1\times {\mathrm{283}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 175290480

約数和(自身を除く): 84365410

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 283, 361, 445, 566, 722, 890, 1415, 1691, 1805, 2830, 3382, 3610, 5377, 8455, 10754, 16910, 25187, 26885, 32129, 50374, 53770, 64258, 102163, 125935, 160645, 204326, 251870, 321290, 478553, 510815, 957106, 1021630, 2392765, 4785530, 9092507, 18185014, 45462535, 90925070]

約数ペア:

[(1, 90925070), (2, 45462535), (5, 18185014), (10, 9092507), (19, 4785530), (38, 2392765), (89, 1021630), (95, 957106), (178, 510815), (190, 478553), (283, 321290), (361, 251870), (445, 204326), (566, 160645), (722, 125935), (890, 102163), (1415, 64258), (1691, 53770), (1805, 50374), (2830, 32129), (3382, 26885), (3610, 25187), (5377, 16910), (8455, 10754)]