78665340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{100853}}^1$

素因数の和:100878

約数の個数: 48

約数和(自身を含む): 237208608

約数和(自身を除く): 158543268

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 100853, 201706, 302559, 403412, 504265, 605118, 1008530, 1210236, 1311089, 1512795, 2017060, 2622178, 3025590, 3933267, 5244356, 6051180, 6555445, 7866534, 13110890, 15733068, 19666335, 26221780, 39332670, 78665340]

約数ペア:

[(1, 78665340), (2, 39332670), (3, 26221780), (4, 19666335), (5, 15733068), (6, 13110890), (10, 7866534), (12, 6555445), (13, 6051180), (15, 5244356), (20, 3933267), (26, 3025590), (30, 2622178), (39, 2017060), (52, 1512795), (60, 1311089), (65, 1210236), (78, 1008530), (130, 605118), (156, 504265), (195, 403412), (260, 302559), (390, 201706), (780, 100853)]