153980840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{296117}}^1$

素因数の和:296141

約数の個数: 32

約数和(自身を含む): 373108680

約数和(自身を除く): 219127840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 296117, 592234, 1184468, 1480585, 2368936, 2961170, 3849521, 5922340, 7699042, 11844680, 15398084, 19247605, 30796168, 38495210, 76990420, 153980840]

約数ペア:

[(1, 153980840), (2, 76990420), (4, 38495210), (5, 30796168), (8, 19247605), (10, 15398084), (13, 11844680), (20, 7699042), (26, 5922340), (40, 3849521), (52, 2961170), (65, 2368936), (104, 1480585), (130, 1184468), (260, 592234), (520, 296117)]