103405820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:291

約数の個数: 96

約数和(自身を含む): 256628736

約数和(自身を除く): 153222916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 71, 101, 103, 140, 142, 202, 206, 284, 355, 404, 412, 497, 505, 515, 707, 710, 721, 994, 1010, 1030, 1414, 1420, 1442, 1988, 2020, 2060, 2485, 2828, 2884, 3535, 3605, 4970, 7070, 7171, 7210, 7313, 9940, 10403, 14140, 14342, 14420, 14626, 20806, 28684, 29252, 35855, 36565, 41612, 50197, 51191, 52015, 71710, 72821, 73130, 100394, 102382, 104030, 143420, 145642, 146260, 200788, 204764, 208060, 250985, 255955, 291284, 364105, 501970, 511910, 728210, 738613, 1003940, 1023820, 1456420, 1477226, 2954452, 3693065, 5170291, 7386130, 10340582, 14772260, 20681164, 25851455, 51702910, 103405820]

約数ペア:

[(1, 103405820), (2, 51702910), (4, 25851455), (5, 20681164), (7, 14772260), (10, 10340582), (14, 7386130), (20, 5170291), (28, 3693065), (35, 2954452), (70, 1477226), (71, 1456420), (101, 1023820), (103, 1003940), (140, 738613), (142, 728210), (202, 511910), (206, 501970), (284, 364105), (355, 291284), (404, 255955), (412, 250985), (497, 208060), (505, 204764), (515, 200788), (707, 146260), (710, 145642), (721, 143420), (994, 104030), (1010, 102382), (1030, 100394), (1414, 73130), (1420, 72821), (1442, 71710), (1988, 52015), (2020, 51191), (2060, 50197), (2485, 41612), (2828, 36565), (2884, 35855), (3535, 29252), (3605, 28684), (4970, 20806), (7070, 14626), (7171, 14420), (7210, 14342), (7313, 14140), (9940, 10403)]