157426990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{72547}}^1$

素因数の和:72592

約数の個数: 32

約数和(自身を含む): 334301184

約数和(自身を除く): 176874194

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 72547, 145094, 362735, 507829, 725470, 1015658, 2248957, 2539145, 4497914, 5078290, 11244785, 15742699, 22489570, 31485398, 78713495, 157426990]

約数ペア:

[(1, 157426990), (2, 78713495), (5, 31485398), (7, 22489570), (10, 15742699), (14, 11244785), (31, 5078290), (35, 4497914), (62, 2539145), (70, 2248957), (155, 1015658), (217, 725470), (310, 507829), (434, 362735), (1085, 145094), (2170, 72547)]