158842480

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 383707584

約数和(自身を除く): 224865104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 103, 148, 185, 206, 296, 370, 412, 515, 521, 592, 740, 824, 1030, 1042, 1480, 1648, 2060, 2084, 2605, 2960, 3811, 4120, 4168, 5210, 7622, 8240, 8336, 10420, 15244, 19055, 19277, 20840, 30488, 38110, 38554, 41680, 53663, 60976, 76220, 77108, 96385, 107326, 152440, 154216, 192770, 214652, 268315, 304880, 308432, 385540, 429304, 536630, 771080, 858608, 1073260, 1542160, 1985531, 2146520, 3971062, 4293040, 7942124, 9927655, 15884248, 19855310, 31768496, 39710620, 79421240, 158842480]

約数ペア:

[(1, 158842480), (2, 79421240), (4, 39710620), (5, 31768496), (8, 19855310), (10, 15884248), (16, 9927655), (20, 7942124), (37, 4293040), (40, 3971062), (74, 2146520), (80, 1985531), (103, 1542160), (148, 1073260), (185, 858608), (206, 771080), (296, 536630), (370, 429304), (412, 385540), (515, 308432), (521, 304880), (592, 268315), (740, 214652), (824, 192770), (1030, 154216), (1042, 152440), (1480, 107326), (1648, 96385), (2060, 77108), (2084, 76220), (2605, 60976), (2960, 53663), (3811, 41680), (4120, 38554), (4168, 38110), (5210, 30488), (7622, 20840), (8240, 19277), (8336, 19055), (10420, 15244)]