30157405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 40449024

約数和(自身を除く): 10291619

約数列:

[1, 5, 17, 37, 43, 85, 185, 215, 223, 629, 731, 1115, 1591, 3145, 3655, 3791, 7955, 8251, 9589, 18955, 27047, 41255, 47945, 135235, 140267, 163013, 354793, 701335, 815065, 1773965, 6031481, 30157405]

約数ペア:

[(1, 30157405), (5, 6031481), (17, 1773965), (37, 815065), (43, 701335), (85, 354793), (185, 163013), (215, 140267), (223, 135235), (629, 47945), (731, 41255), (1115, 27047), (1591, 18955), (3145, 9589), (3655, 8251), (3791, 7955)]