80184580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4813}}^1$

素因数の和:4853

約数の個数: 72

約数和(自身を含む): 207444888

約数和(自身を除く): 127260308

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 4165, 4813, 8330, 9626, 16660, 19252, 24065, 33691, 48130, 67382, 81821, 96260, 134764, 163642, 168455, 235837, 327284, 336910, 409105, 471674, 572747, 673820, 818210, 943348, 1145494, 1179185, 1636420, 2290988, 2358370, 2863735, 4009229, 4716740, 5727470, 8018458, 11454940, 16036916, 20046145, 40092290, 80184580]

約数ペア:

[(1, 80184580), (2, 40092290), (4, 20046145), (5, 16036916), (7, 11454940), (10, 8018458), (14, 5727470), (17, 4716740), (20, 4009229), (28, 2863735), (34, 2358370), (35, 2290988), (49, 1636420), (68, 1179185), (70, 1145494), (85, 943348), (98, 818210), (119, 673820), (140, 572747), (170, 471674), (196, 409105), (238, 336910), (245, 327284), (340, 235837), (476, 168455), (490, 163642), (595, 134764), (833, 96260), (980, 81821), (1190, 67382), (1666, 48130), (2380, 33691), (3332, 24065), (4165, 19252), (4813, 16660), (8330, 9626)]