123580880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49831}}^1$

素因数の和:49875

約数の個数: 40

約数和(自身を含む): 296600064

約数和(自身を除く): 173019184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 49831, 99662, 199324, 249155, 398648, 498310, 797296, 996620, 1544761, 1993240, 3089522, 3986480, 6179044, 7723805, 12358088, 15447610, 24716176, 30895220, 61790440, 123580880]

約数ペア:

[(1, 123580880), (2, 61790440), (4, 30895220), (5, 24716176), (8, 15447610), (10, 12358088), (16, 7723805), (20, 6179044), (31, 3986480), (40, 3089522), (62, 1993240), (80, 1544761), (124, 996620), (155, 797296), (248, 498310), (310, 398648), (496, 249155), (620, 199324), (1240, 99662), (2480, 49831)]