80261220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2393}}^1$

素因数の和:2461

約数の個数: 96

約数和(自身を含む): 247750272

約数和(自身を除く): 167489052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 258, 260, 390, 430, 516, 559, 645, 780, 860, 1118, 1290, 1677, 2236, 2393, 2580, 2795, 3354, 4786, 5590, 6708, 7179, 8385, 9572, 11180, 11965, 14358, 16770, 23930, 28716, 31109, 33540, 35895, 47860, 62218, 71790, 93327, 102899, 124436, 143580, 155545, 186654, 205798, 308697, 311090, 373308, 411596, 466635, 514495, 617394, 622180, 933270, 1028990, 1234788, 1337687, 1543485, 1866540, 2057980, 2675374, 3086970, 4013061, 5350748, 6173940, 6688435, 8026122, 13376870, 16052244, 20065305, 26753740, 40130610, 80261220]

約数ペア:

[(1, 80261220), (2, 40130610), (3, 26753740), (4, 20065305), (5, 16052244), (6, 13376870), (10, 8026122), (12, 6688435), (13, 6173940), (15, 5350748), (20, 4013061), (26, 3086970), (30, 2675374), (39, 2057980), (43, 1866540), (52, 1543485), (60, 1337687), (65, 1234788), (78, 1028990), (86, 933270), (129, 622180), (130, 617394), (156, 514495), (172, 466635), (195, 411596), (215, 373308), (258, 311090), (260, 308697), (390, 205798), (430, 186654), (516, 155545), (559, 143580), (645, 124436), (780, 102899), (860, 93327), (1118, 71790), (1290, 62218), (1677, 47860), (2236, 35895), (2393, 33540), (2580, 31109), (2795, 28716), (3354, 23930), (4786, 16770), (5590, 14358), (6708, 11965), (7179, 11180), (8385, 9572)]