80249860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{1013}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 179380656

約数和(自身を除く): 99130796

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 233, 340, 466, 932, 1013, 1165, 2026, 2330, 3961, 4052, 4660, 5065, 7922, 10130, 15844, 17221, 19805, 20260, 34442, 39610, 68884, 79220, 86105, 172210, 236029, 344420, 472058, 944116, 1180145, 2360290, 4012493, 4720580, 8024986, 16049972, 20062465, 40124930, 80249860]

約数ペア:

[(1, 80249860), (2, 40124930), (4, 20062465), (5, 16049972), (10, 8024986), (17, 4720580), (20, 4012493), (34, 2360290), (68, 1180145), (85, 944116), (170, 472058), (233, 344420), (340, 236029), (466, 172210), (932, 86105), (1013, 79220), (1165, 68884), (2026, 39610), (2330, 34442), (3961, 20260), (4052, 19805), (4660, 17221), (5065, 15844), (7922, 10130)]