78452816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^3\times {\mathrm{31}}^1$

素因数の和:121

約数の個数: 80

約数和(自身を含む): 176655360

約数和(自身を除く): 98202544

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 496, 529, 598, 713, 806, 1058, 1196, 1426, 1612, 2116, 2392, 2852, 3224, 4232, 4784, 5704, 6448, 6877, 8464, 9269, 11408, 12167, 13754, 16399, 18538, 24334, 27508, 32798, 37076, 48668, 55016, 65596, 74152, 97336, 110032, 131192, 148304, 158171, 194672, 213187, 262384, 316342, 377177, 426374, 632684, 754354, 852748, 1265368, 1508708, 1705496, 2530736, 3017416, 3410992, 4903301, 6034832, 9806602, 19613204, 39226408, 78452816]

約数ペア:

[(1, 78452816), (2, 39226408), (4, 19613204), (8, 9806602), (13, 6034832), (16, 4903301), (23, 3410992), (26, 3017416), (31, 2530736), (46, 1705496), (52, 1508708), (62, 1265368), (92, 852748), (104, 754354), (124, 632684), (184, 426374), (208, 377177), (248, 316342), (299, 262384), (368, 213187), (403, 194672), (496, 158171), (529, 148304), (598, 131192), (713, 110032), (806, 97336), (1058, 74152), (1196, 65596), (1426, 55016), (1612, 48668), (2116, 37076), (2392, 32798), (2852, 27508), (3224, 24334), (4232, 18538), (4784, 16399), (5704, 13754), (6448, 12167), (6877, 11408), (8464, 9269)]