25193448

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:256

約数の個数: 144

約数和(自身を含む): 81939780

約数和(自身を除く): 56746332

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 37, 42, 49, 56, 63, 72, 74, 84, 98, 111, 126, 147, 148, 168, 193, 196, 222, 252, 259, 294, 296, 333, 386, 392, 441, 444, 504, 518, 579, 588, 666, 772, 777, 882, 888, 1036, 1158, 1176, 1332, 1351, 1544, 1554, 1737, 1764, 1813, 2072, 2316, 2331, 2664, 2702, 3108, 3474, 3528, 3626, 4053, 4632, 4662, 5404, 5439, 6216, 6948, 7141, 7252, 8106, 9324, 9457, 10808, 10878, 12159, 13896, 14282, 14504, 16212, 16317, 18648, 18914, 21423, 21756, 24318, 28371, 28564, 32424, 32634, 37828, 42846, 43512, 48636, 49987, 56742, 57128, 64269, 65268, 75656, 85113, 85692, 97272, 99974, 113484, 128538, 130536, 149961, 170226, 171384, 199948, 226968, 257076, 299922, 340452, 349909, 399896, 449883, 514152, 599844, 680904, 699818, 899766, 1049727, 1199688, 1399636, 1799532, 2099454, 2799272, 3149181, 3599064, 4198908, 6298362, 8397816, 12596724, 25193448]

約数ペア:

[(1, 25193448), (2, 12596724), (3, 8397816), (4, 6298362), (6, 4198908), (7, 3599064), (8, 3149181), (9, 2799272), (12, 2099454), (14, 1799532), (18, 1399636), (21, 1199688), (24, 1049727), (28, 899766), (36, 699818), (37, 680904), (42, 599844), (49, 514152), (56, 449883), (63, 399896), (72, 349909), (74, 340452), (84, 299922), (98, 257076), (111, 226968), (126, 199948), (147, 171384), (148, 170226), (168, 149961), (193, 130536), (196, 128538), (222, 113484), (252, 99974), (259, 97272), (294, 85692), (296, 85113), (333, 75656), (386, 65268), (392, 64269), (441, 57128), (444, 56742), (504, 49987), (518, 48636), (579, 43512), (588, 42846), (666, 37828), (772, 32634), (777, 32424), (882, 28564), (888, 28371), (1036, 24318), (1158, 21756), (1176, 21423), (1332, 18914), (1351, 18648), (1544, 16317), (1554, 16212), (1737, 14504), (1764, 14282), (1813, 13896), (2072, 12159), (2316, 10878), (2331, 10808), (2664, 9457), (2702, 9324), (3108, 8106), (3474, 7252), (3528, 7141), (3626, 6948), (4053, 6216), (4632, 5439), (4662, 5404)]