81817804

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1049}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 79058996

約数列:

[1, 2, 4, 17, 31, 34, 37, 62, 68, 74, 124, 148, 527, 629, 1049, 1054, 1147, 1258, 2098, 2108, 2294, 2516, 4196, 4588, 17833, 19499, 32519, 35666, 38813, 38998, 65038, 71332, 77626, 77996, 130076, 155252, 552823, 659821, 1105646, 1203203, 1319642, 2211292, 2406406, 2639284, 4812812, 20454451, 40908902, 81817804]

約数ペア:

[(1, 81817804), (2, 40908902), (4, 20454451), (17, 4812812), (31, 2639284), (34, 2406406), (37, 2211292), (62, 1319642), (68, 1203203), (74, 1105646), (124, 659821), (148, 552823), (527, 155252), (629, 130076), (1049, 77996), (1054, 77626), (1147, 71332), (1258, 65038), (2098, 38998), (2108, 38813), (2294, 35666), (2516, 32519), (4196, 19499), (4588, 17833)]