255577660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1091}}^1$

素因数の和:1183

約数の個数: 96

約数和(自身を含む): 624117312

約数和(自身を除く): 368539652

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 53, 65, 68, 85, 106, 130, 170, 212, 221, 260, 265, 340, 442, 530, 689, 884, 901, 1060, 1091, 1105, 1378, 1802, 2182, 2210, 2756, 3445, 3604, 4364, 4420, 4505, 5455, 6890, 9010, 10910, 11713, 13780, 14183, 18020, 18547, 21820, 23426, 28366, 37094, 46852, 56732, 57823, 58565, 70915, 74188, 92735, 115646, 117130, 141830, 185470, 231292, 234260, 241111, 283660, 289115, 370940, 482222, 578230, 751699, 964444, 982991, 1156460, 1205555, 1503398, 1965982, 2411110, 3006796, 3758495, 3931964, 4822220, 4914955, 7516990, 9829910, 12778883, 15033980, 19659820, 25557766, 51115532, 63894415, 127788830, 255577660]

約数ペア:

[(1, 255577660), (2, 127788830), (4, 63894415), (5, 51115532), (10, 25557766), (13, 19659820), (17, 15033980), (20, 12778883), (26, 9829910), (34, 7516990), (52, 4914955), (53, 4822220), (65, 3931964), (68, 3758495), (85, 3006796), (106, 2411110), (130, 1965982), (170, 1503398), (212, 1205555), (221, 1156460), (260, 982991), (265, 964444), (340, 751699), (442, 578230), (530, 482222), (689, 370940), (884, 289115), (901, 283660), (1060, 241111), (1091, 234260), (1105, 231292), (1378, 185470), (1802, 141830), (2182, 117130), (2210, 115646), (2756, 92735), (3445, 74188), (3604, 70915), (4364, 58565), (4420, 57823), (4505, 56732), (5455, 46852), (6890, 37094), (9010, 28366), (10910, 23426), (11713, 21820), (13780, 18547), (14183, 18020)]