26278980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4813}}^1$

素因数の和:4845

約数の個数: 96

約数和(自身を含む): 90580224

約数和(自身を除く): 64301244

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 4813, 5460, 9626, 14439, 19252, 24065, 28878, 33691, 48130, 57756, 62569, 67382, 72195, 96260, 101073, 125138, 134764, 144390, 168455, 187707, 202146, 250276, 288780, 312845, 336910, 375414, 404292, 437983, 505365, 625690, 673820, 750828, 875966, 938535, 1010730, 1251380, 1313949, 1751932, 1877070, 2021460, 2189915, 2627898, 3754140, 4379830, 5255796, 6569745, 8759660, 13139490, 26278980]

約数ペア:

[(1, 26278980), (2, 13139490), (3, 8759660), (4, 6569745), (5, 5255796), (6, 4379830), (7, 3754140), (10, 2627898), (12, 2189915), (13, 2021460), (14, 1877070), (15, 1751932), (20, 1313949), (21, 1251380), (26, 1010730), (28, 938535), (30, 875966), (35, 750828), (39, 673820), (42, 625690), (52, 505365), (60, 437983), (65, 404292), (70, 375414), (78, 336910), (84, 312845), (91, 288780), (105, 250276), (130, 202146), (140, 187707), (156, 168455), (182, 144390), (195, 134764), (210, 125138), (260, 101073), (273, 96260), (364, 72195), (390, 67382), (420, 62569), (455, 57756), (546, 48130), (780, 33691), (910, 28878), (1092, 24065), (1365, 19252), (1820, 14439), (2730, 9626), (4813, 5460)]