97505720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 254016000

約数和(自身を除く): 156510280

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 26, 38, 40, 52, 65, 71, 76, 95, 104, 130, 139, 142, 152, 190, 247, 260, 278, 284, 355, 380, 494, 520, 556, 568, 695, 710, 760, 923, 988, 1112, 1235, 1349, 1390, 1420, 1807, 1846, 1976, 2470, 2641, 2698, 2780, 2840, 3614, 3692, 4615, 4940, 5282, 5396, 5560, 6745, 7228, 7384, 9035, 9230, 9869, 9880, 10564, 10792, 13205, 13490, 14456, 17537, 18070, 18460, 19738, 21128, 26410, 26980, 34333, 35074, 36140, 36920, 39476, 49345, 52820, 53960, 68666, 70148, 72280, 78952, 87685, 98690, 105640, 128297, 137332, 140296, 171665, 175370, 187511, 197380, 256594, 274664, 343330, 350740, 375022, 394760, 513188, 641485, 686660, 701480, 750044, 937555, 1026376, 1282970, 1373320, 1500088, 1875110, 2437643, 2565940, 3750220, 4875286, 5131880, 7500440, 9750572, 12188215, 19501144, 24376430, 48752860, 97505720]

約数ペア:

[(1, 97505720), (2, 48752860), (4, 24376430), (5, 19501144), (8, 12188215), (10, 9750572), (13, 7500440), (19, 5131880), (20, 4875286), (26, 3750220), (38, 2565940), (40, 2437643), (52, 1875110), (65, 1500088), (71, 1373320), (76, 1282970), (95, 1026376), (104, 937555), (130, 750044), (139, 701480), (142, 686660), (152, 641485), (190, 513188), (247, 394760), (260, 375022), (278, 350740), (284, 343330), (355, 274664), (380, 256594), (494, 197380), (520, 187511), (556, 175370), (568, 171665), (695, 140296), (710, 137332), (760, 128297), (923, 105640), (988, 98690), (1112, 87685), (1235, 78952), (1349, 72280), (1390, 70148), (1420, 68666), (1807, 53960), (1846, 52820), (1976, 49345), (2470, 39476), (2641, 36920), (2698, 36140), (2780, 35074), (2840, 34333), (3614, 26980), (3692, 26410), (4615, 21128), (4940, 19738), (5282, 18460), (5396, 18070), (5560, 17537), (6745, 14456), (7228, 13490), (7384, 13205), (9035, 10792), (9230, 10564), (9869, 9880)]