157814015

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{109}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 200344320

約数和(自身を除く): 42530305

約数列:

[1, 5, 47, 61, 101, 109, 235, 305, 505, 545, 2867, 4747, 5123, 6161, 6649, 11009, 14335, 23735, 25615, 30805, 33245, 55045, 289567, 312503, 517423, 671549, 1447835, 1562515, 2587115, 3357745, 31562803, 157814015]

約数ペア:

[(1, 157814015), (5, 31562803), (47, 3357745), (61, 2587115), (101, 1562515), (109, 1447835), (235, 671549), (305, 517423), (505, 312503), (545, 289567), (2867, 55045), (4747, 33245), (5123, 30805), (6161, 25615), (6649, 23735), (11009, 14335)]