61456880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24781}}^1$

素因数の和:24825

約数の個数: 40

約数和(自身を含む): 147502464

約数和(自身を除く): 86045584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 24781, 49562, 99124, 123905, 198248, 247810, 396496, 495620, 768211, 991240, 1536422, 1982480, 3072844, 3841055, 6145688, 7682110, 12291376, 15364220, 30728440, 61456880]

約数ペア:

[(1, 61456880), (2, 30728440), (4, 15364220), (5, 12291376), (8, 7682110), (10, 6145688), (16, 3841055), (20, 3072844), (31, 1982480), (40, 1536422), (62, 991240), (80, 768211), (124, 495620), (155, 396496), (248, 247810), (310, 198248), (496, 123905), (620, 99124), (1240, 49562), (2480, 24781)]