133500880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53831}}^1$

素因数の和:53875

約数の個数: 40

約数和(自身を含む): 320408064

約数和(自身を除く): 186907184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 53831, 107662, 215324, 269155, 430648, 538310, 861296, 1076620, 1668761, 2153240, 3337522, 4306480, 6675044, 8343805, 13350088, 16687610, 26700176, 33375220, 66750440, 133500880]

約数ペア:

[(1, 133500880), (2, 66750440), (4, 33375220), (5, 26700176), (8, 16687610), (10, 13350088), (16, 8343805), (20, 6675044), (31, 4306480), (40, 3337522), (62, 2153240), (80, 1668761), (124, 1076620), (155, 861296), (248, 538310), (310, 430648), (496, 269155), (620, 215324), (1240, 107662), (2480, 53831)]