157064290

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{17471}}^1$

素因数の和:17538

約数の個数: 32

約数和(自身を含む): 301916160

約数和(自身を除く): 144851870

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 145, 155, 290, 310, 899, 1798, 4495, 8990, 17471, 34942, 87355, 174710, 506659, 541601, 1013318, 1083202, 2533295, 2708005, 5066590, 5416010, 15706429, 31412858, 78532145, 157064290]

約数ペア:

[(1, 157064290), (2, 78532145), (5, 31412858), (10, 15706429), (29, 5416010), (31, 5066590), (58, 2708005), (62, 2533295), (145, 1083202), (155, 1013318), (290, 541601), (310, 506659), (899, 174710), (1798, 87355), (4495, 34942), (8990, 17471)]