138795904

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{349}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 299880000

約数和(自身を除く): 161084096

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 239, 349, 416, 478, 698, 832, 956, 1396, 1664, 1912, 2792, 3107, 3824, 4537, 5584, 6214, 7648, 9074, 11168, 12428, 15296, 18148, 22336, 24856, 30592, 36296, 44672, 49712, 72592, 83411, 99424, 145184, 166822, 198848, 290368, 333644, 397696, 580736, 667288, 1084343, 1334576, 2168686, 2669152, 4337372, 5338304, 8674744, 10676608, 17349488, 34698976, 69397952, 138795904]

約数ペア:

[(1, 138795904), (2, 69397952), (4, 34698976), (8, 17349488), (13, 10676608), (16, 8674744), (26, 5338304), (32, 4337372), (52, 2669152), (64, 2168686), (104, 1334576), (128, 1084343), (208, 667288), (239, 580736), (349, 397696), (416, 333644), (478, 290368), (698, 198848), (832, 166822), (956, 145184), (1396, 99424), (1664, 83411), (1912, 72592), (2792, 49712), (3107, 44672), (3824, 36296), (4537, 30592), (5584, 24856), (6214, 22336), (7648, 18148), (9074, 15296), (11168, 12428)]