25228840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:299

約数の個数: 128

約数和(自身を含む): 72576000

約数和(自身を除く): 47347160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 91, 104, 116, 130, 140, 145, 182, 203, 232, 239, 260, 280, 290, 364, 377, 406, 455, 478, 520, 580, 728, 754, 812, 910, 956, 1015, 1160, 1195, 1508, 1624, 1673, 1820, 1885, 1912, 2030, 2390, 2639, 3016, 3107, 3346, 3640, 3770, 4060, 4780, 5278, 6214, 6692, 6931, 7540, 8120, 8365, 9560, 10556, 12428, 13195, 13384, 13862, 15080, 15535, 16730, 21112, 21749, 24856, 26390, 27724, 31070, 33460, 34655, 43498, 48517, 52780, 55448, 62140, 66920, 69310, 86996, 90103, 97034, 105560, 108745, 124280, 138620, 173992, 180206, 194068, 217490, 242585, 277240, 360412, 388136, 434980, 450515, 485170, 630721, 720824, 869960, 901030, 970340, 1261442, 1802060, 1940680, 2522884, 3153605, 3604120, 5045768, 6307210, 12614420, 25228840]

約数ペア:

[(1, 25228840), (2, 12614420), (4, 6307210), (5, 5045768), (7, 3604120), (8, 3153605), (10, 2522884), (13, 1940680), (14, 1802060), (20, 1261442), (26, 970340), (28, 901030), (29, 869960), (35, 720824), (40, 630721), (52, 485170), (56, 450515), (58, 434980), (65, 388136), (70, 360412), (91, 277240), (104, 242585), (116, 217490), (130, 194068), (140, 180206), (145, 173992), (182, 138620), (203, 124280), (232, 108745), (239, 105560), (260, 97034), (280, 90103), (290, 86996), (364, 69310), (377, 66920), (406, 62140), (455, 55448), (478, 52780), (520, 48517), (580, 43498), (728, 34655), (754, 33460), (812, 31070), (910, 27724), (956, 26390), (1015, 24856), (1160, 21749), (1195, 21112), (1508, 16730), (1624, 15535), (1673, 15080), (1820, 13862), (1885, 13384), (1912, 13195), (2030, 12428), (2390, 10556), (2639, 9560), (3016, 8365), (3107, 8120), (3346, 7540), (3640, 6931), (3770, 6692), (4060, 6214), (4780, 5278)]