42131648

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:745

約数の個数: 56

約数和(自身を含む): 91318080

約数和(自身を除く): 49186432

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 79, 104, 158, 208, 316, 416, 632, 641, 832, 1027, 1264, 1282, 2054, 2528, 2564, 4108, 5056, 5128, 8216, 8333, 10256, 16432, 16666, 20512, 32864, 33332, 41024, 50639, 65728, 66664, 101278, 133328, 202556, 266656, 405112, 533312, 658307, 810224, 1316614, 1620448, 2633228, 3240896, 5266456, 10532912, 21065824, 42131648]

約数ペア:

[(1, 42131648), (2, 21065824), (4, 10532912), (8, 5266456), (13, 3240896), (16, 2633228), (26, 1620448), (32, 1316614), (52, 810224), (64, 658307), (79, 533312), (104, 405112), (158, 266656), (208, 202556), (316, 133328), (416, 101278), (632, 66664), (641, 65728), (832, 50639), (1027, 41024), (1264, 33332), (1282, 32864), (2054, 20512), (2528, 16666), (2564, 16432), (4108, 10256), (5056, 8333), (5128, 8216)]