158152115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 211438080

約数和(自身を除く): 53285965

約数列:

[1, 5, 11, 55, 137, 139, 151, 685, 695, 755, 1507, 1529, 1661, 7535, 7645, 8305, 19043, 20687, 20989, 95215, 103435, 104945, 209473, 227557, 230879, 1047365, 1137785, 1154395, 2875493, 14377465, 31630423, 158152115]

約数ペア:

[(1, 158152115), (5, 31630423), (11, 14377465), (55, 2875493), (137, 1154395), (139, 1137785), (151, 1047365), (685, 230879), (695, 227557), (755, 209473), (1507, 104945), (1529, 103435), (1661, 95215), (7535, 20989), (7645, 20687), (8305, 19043)]