97846520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:476

約数の個数: 64

約数和(自身を含む): 225815040

約数和(自身を除く): 127968520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 131, 142, 262, 263, 284, 355, 524, 526, 568, 655, 710, 1048, 1052, 1310, 1315, 1420, 2104, 2620, 2630, 2840, 5240, 5260, 9301, 10520, 18602, 18673, 34453, 37204, 37346, 46505, 68906, 74408, 74692, 93010, 93365, 137812, 149384, 172265, 186020, 186730, 275624, 344530, 372040, 373460, 689060, 746920, 1378120, 2446163, 4892326, 9784652, 12230815, 19569304, 24461630, 48923260, 97846520]

約数ペア:

[(1, 97846520), (2, 48923260), (4, 24461630), (5, 19569304), (8, 12230815), (10, 9784652), (20, 4892326), (40, 2446163), (71, 1378120), (131, 746920), (142, 689060), (262, 373460), (263, 372040), (284, 344530), (355, 275624), (524, 186730), (526, 186020), (568, 172265), (655, 149384), (710, 137812), (1048, 93365), (1052, 93010), (1310, 74692), (1315, 74408), (1420, 68906), (2104, 46505), (2620, 37346), (2630, 37204), (2840, 34453), (5240, 18673), (5260, 18602), (9301, 10520)]