74671870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2705

約数の個数: 64

約数和(自身を含む): 170827776

約数和(自身を除く): 96155906

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 217, 310, 403, 434, 455, 806, 910, 1085, 2015, 2170, 2647, 2821, 4030, 5294, 5642, 13235, 14105, 18529, 26470, 28210, 34411, 37058, 68822, 82057, 92645, 164114, 172055, 185290, 240877, 344110, 410285, 481754, 574399, 820570, 1066741, 1148798, 1204385, 2133482, 2408770, 2871995, 5333705, 5743990, 7467187, 10667410, 14934374, 37335935, 74671870]

約数ペア:

[(1, 74671870), (2, 37335935), (5, 14934374), (7, 10667410), (10, 7467187), (13, 5743990), (14, 5333705), (26, 2871995), (31, 2408770), (35, 2133482), (62, 1204385), (65, 1148798), (70, 1066741), (91, 820570), (130, 574399), (155, 481754), (182, 410285), (217, 344110), (310, 240877), (403, 185290), (434, 172055), (455, 164114), (806, 92645), (910, 82057), (1085, 68822), (2015, 37058), (2170, 34411), (2647, 28210), (2821, 26470), (4030, 18529), (5294, 14105), (5642, 13235)]