253273072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1747}}^1$

素因数の和:1826

約数の個数: 80

約数和(自身を含む): 573525792

約数和(自身を除く): 320252720

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 41, 52, 68, 82, 104, 136, 164, 208, 221, 272, 328, 442, 533, 656, 697, 884, 1066, 1394, 1747, 1768, 2132, 2788, 3494, 3536, 4264, 5576, 6988, 8528, 9061, 11152, 13976, 18122, 22711, 27952, 29699, 36244, 45422, 59398, 71627, 72488, 90844, 118796, 143254, 144976, 181688, 237592, 286508, 363376, 386087, 475184, 573016, 772174, 931151, 1146032, 1217659, 1544348, 1862302, 2435318, 3088696, 3724604, 4870636, 6177392, 7449208, 9741272, 14898416, 15829567, 19482544, 31659134, 63318268, 126636536, 253273072]

約数ペア:

[(1, 253273072), (2, 126636536), (4, 63318268), (8, 31659134), (13, 19482544), (16, 15829567), (17, 14898416), (26, 9741272), (34, 7449208), (41, 6177392), (52, 4870636), (68, 3724604), (82, 3088696), (104, 2435318), (136, 1862302), (164, 1544348), (208, 1217659), (221, 1146032), (272, 931151), (328, 772174), (442, 573016), (533, 475184), (656, 386087), (697, 363376), (884, 286508), (1066, 237592), (1394, 181688), (1747, 144976), (1768, 143254), (2132, 118796), (2788, 90844), (3494, 72488), (3536, 71627), (4264, 59398), (5576, 45422), (6988, 36244), (8528, 29699), (9061, 27952), (11152, 22711), (13976, 18122)]