50787920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20479}}^1$

素因数の和:20523

約数の個数: 40

約数和(自身を含む): 121896960

約数和(自身を除く): 71109040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 20479, 40958, 81916, 102395, 163832, 204790, 327664, 409580, 634849, 819160, 1269698, 1638320, 2539396, 3174245, 5078792, 6348490, 10157584, 12696980, 25393960, 50787920]

約数ペア:

[(1, 50787920), (2, 25393960), (4, 12696980), (5, 10157584), (8, 6348490), (10, 5078792), (16, 3174245), (20, 2539396), (31, 1638320), (40, 1269698), (62, 819160), (80, 634849), (124, 409580), (155, 327664), (248, 204790), (310, 163832), (496, 102395), (620, 81916), (1240, 40958), (2480, 20479)]