91706990

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^2$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 178035840

約数和(自身を除く): 86328850

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 101, 145, 155, 202, 290, 310, 505, 899, 1010, 1798, 2929, 3131, 4495, 5858, 6262, 8990, 10201, 14645, 15655, 20402, 29290, 31310, 51005, 90799, 102010, 181598, 295829, 316231, 453995, 591658, 632462, 907990, 1479145, 1581155, 2958290, 3162310, 9170699, 18341398, 45853495, 91706990]

約数ペア:

[(1, 91706990), (2, 45853495), (5, 18341398), (10, 9170699), (29, 3162310), (31, 2958290), (58, 1581155), (62, 1479145), (101, 907990), (145, 632462), (155, 591658), (202, 453995), (290, 316231), (310, 295829), (505, 181598), (899, 102010), (1010, 90799), (1798, 51005), (2929, 31310), (3131, 29290), (4495, 20402), (5858, 15655), (6262, 14645), (8990, 10201)]