61575540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{887}}^1$

素因数の和:1001

約数の個数: 96

約数和(自身を含む): 187971840

約数和(自身を除く): 126396300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 89, 130, 156, 178, 195, 260, 267, 356, 390, 445, 534, 780, 887, 890, 1068, 1157, 1335, 1774, 1780, 2314, 2661, 2670, 3471, 3548, 4435, 4628, 5322, 5340, 5785, 6942, 8870, 10644, 11531, 11570, 13305, 13884, 17355, 17740, 23062, 23140, 26610, 34593, 34710, 46124, 53220, 57655, 69186, 69420, 78943, 115310, 138372, 157886, 172965, 230620, 236829, 315772, 345930, 394715, 473658, 691860, 789430, 947316, 1026259, 1184145, 1578860, 2052518, 2368290, 3078777, 4105036, 4736580, 5131295, 6157554, 10262590, 12315108, 15393885, 20525180, 30787770, 61575540]

約数ペア:

[(1, 61575540), (2, 30787770), (3, 20525180), (4, 15393885), (5, 12315108), (6, 10262590), (10, 6157554), (12, 5131295), (13, 4736580), (15, 4105036), (20, 3078777), (26, 2368290), (30, 2052518), (39, 1578860), (52, 1184145), (60, 1026259), (65, 947316), (78, 789430), (89, 691860), (130, 473658), (156, 394715), (178, 345930), (195, 315772), (260, 236829), (267, 230620), (356, 172965), (390, 157886), (445, 138372), (534, 115310), (780, 78943), (887, 69420), (890, 69186), (1068, 57655), (1157, 53220), (1335, 46124), (1774, 34710), (1780, 34593), (2314, 26610), (2661, 23140), (2670, 23062), (3471, 17740), (3548, 17355), (4435, 13884), (4628, 13305), (5322, 11570), (5340, 11531), (5785, 10644), (6942, 8870)]