18629124880

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1\times {\mathrm{5783}}^1$

素因数の和:6464

約数の個数: 80

約数和(自身を含む): 44039931264

約数和(自身を除く): 25410806384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 601, 670, 1072, 1202, 1340, 2404, 2680, 3005, 4808, 5360, 5783, 6010, 9616, 11566, 12020, 23132, 24040, 28915, 40267, 46264, 48080, 57830, 80534, 92528, 115660, 161068, 201335, 231320, 322136, 387461, 402670, 462640, 644272, 774922, 805340, 1549844, 1610680, 1937305, 3099688, 3221360, 3475583, 3874610, 6199376, 6951166, 7749220, 13902332, 15498440, 17377915, 27804664, 30996880, 34755830, 55609328, 69511660, 139023320, 232864061, 278046640, 465728122, 931456244, 1164320305, 1862912488, 2328640610, 3725824976, 4657281220, 9314562440, 18629124880]

約数ペア:

[(1, 18629124880), (2, 9314562440), (4, 4657281220), (5, 3725824976), (8, 2328640610), (10, 1862912488), (16, 1164320305), (20, 931456244), (40, 465728122), (67, 278046640), (80, 232864061), (134, 139023320), (268, 69511660), (335, 55609328), (536, 34755830), (601, 30996880), (670, 27804664), (1072, 17377915), (1202, 15498440), (1340, 13902332), (2404, 7749220), (2680, 6951166), (3005, 6199376), (4808, 3874610), (5360, 3475583), (5783, 3221360), (6010, 3099688), (9616, 1937305), (11566, 1610680), (12020, 1549844), (23132, 805340), (24040, 774922), (28915, 644272), (40267, 462640), (46264, 402670), (48080, 387461), (57830, 322136), (80534, 231320), (92528, 201335), (115660, 161068)]