201326985080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{137831}}^1$

素因数の和:137961

約数の個数: 96

約数和(自身を含む): 497212400160

約数和(自身を除く): 295885415080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 2809, 3445, 5512, 5618, 6890, 11236, 13780, 14045, 22472, 27560, 28090, 36517, 56180, 73034, 112360, 137831, 146068, 182585, 275662, 292136, 365170, 551324, 689155, 730340, 1102648, 1378310, 1460680, 1791803, 2756620, 3583606, 5513240, 7167212, 7305043, 8959015, 14334424, 14610086, 17918030, 29220172, 35836060, 36525215, 58440344, 71672120, 73050430, 94965559, 146100860, 189931118, 292201720, 379862236, 387167279, 474827795, 759724472, 774334558, 949655590, 1548669116, 1899311180, 1935836395, 3097338232, 3798622360, 3871672790, 5033174627, 7743345580, 10066349254, 15486691160, 20132698508, 25165873135, 40265397016, 50331746270, 100663492540, 201326985080]

約数ペア:

[(1, 201326985080), (2, 100663492540), (4, 50331746270), (5, 40265397016), (8, 25165873135), (10, 20132698508), (13, 15486691160), (20, 10066349254), (26, 7743345580), (40, 5033174627), (52, 3871672790), (53, 3798622360), (65, 3097338232), (104, 1935836395), (106, 1899311180), (130, 1548669116), (212, 949655590), (260, 774334558), (265, 759724472), (424, 474827795), (520, 387167279), (530, 379862236), (689, 292201720), (1060, 189931118), (1378, 146100860), (2120, 94965559), (2756, 73050430), (2809, 71672120), (3445, 58440344), (5512, 36525215), (5618, 35836060), (6890, 29220172), (11236, 17918030), (13780, 14610086), (14045, 14334424), (22472, 8959015), (27560, 7305043), (28090, 7167212), (36517, 5513240), (56180, 3583606), (73034, 2756620), (112360, 1791803), (137831, 1460680), (146068, 1378310), (182585, 1102648), (275662, 730340), (292136, 689155), (365170, 551324)]