78131872

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3833}}^1$

素因数の和:3870

約数の個数: 72

約数和(自身を含む): 192750516

約数和(自身を除く): 114618644

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 224, 364, 392, 416, 637, 728, 784, 1274, 1456, 1568, 2548, 2912, 3833, 5096, 7666, 10192, 15332, 20384, 26831, 30664, 49829, 53662, 61328, 99658, 107324, 122656, 187817, 199316, 214648, 348803, 375634, 398632, 429296, 697606, 751268, 797264, 858592, 1395212, 1502536, 1594528, 2441621, 2790424, 3005072, 4883242, 5580848, 6010144, 9766484, 11161696, 19532968, 39065936, 78131872]

約数ペア:

[(1, 78131872), (2, 39065936), (4, 19532968), (7, 11161696), (8, 9766484), (13, 6010144), (14, 5580848), (16, 4883242), (26, 3005072), (28, 2790424), (32, 2441621), (49, 1594528), (52, 1502536), (56, 1395212), (91, 858592), (98, 797264), (104, 751268), (112, 697606), (182, 429296), (196, 398632), (208, 375634), (224, 348803), (364, 214648), (392, 199316), (416, 187817), (637, 122656), (728, 107324), (784, 99658), (1274, 61328), (1456, 53662), (1568, 49829), (2548, 30664), (2912, 26831), (3833, 20384), (5096, 15332), (7666, 10192)]