489385676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 992186496

約数和(自身を除く): 502800820

約数列:

[1, 2, 4, 13, 26, 41, 52, 53, 61, 71, 82, 106, 122, 142, 164, 212, 244, 284, 533, 689, 793, 923, 1066, 1378, 1586, 1846, 2132, 2173, 2501, 2756, 2911, 3172, 3233, 3692, 3763, 4331, 4346, 5002, 5822, 6466, 7526, 8662, 8692, 10004, 11644, 12932, 15052, 17324, 28249, 32513, 37843, 42029, 48919, 56303, 56498, 65026, 75686, 84058, 97838, 112606, 112996, 130052, 132553, 151372, 154283, 168116, 177571, 195676, 225212, 229543, 265106, 308566, 355142, 459086, 530212, 617132, 710284, 918172, 1723189, 2005679, 2308423, 2984059, 3446378, 4011358, 4616846, 5968118, 6892756, 8022716, 9233692, 9411263, 11936236, 18822526, 37645052, 122346419, 244692838, 489385676]

約数ペア:

[(1, 489385676), (2, 244692838), (4, 122346419), (13, 37645052), (26, 18822526), (41, 11936236), (52, 9411263), (53, 9233692), (61, 8022716), (71, 6892756), (82, 5968118), (106, 4616846), (122, 4011358), (142, 3446378), (164, 2984059), (212, 2308423), (244, 2005679), (284, 1723189), (533, 918172), (689, 710284), (793, 617132), (923, 530212), (1066, 459086), (1378, 355142), (1586, 308566), (1846, 265106), (2132, 229543), (2173, 225212), (2501, 195676), (2756, 177571), (2911, 168116), (3172, 154283), (3233, 151372), (3692, 132553), (3763, 130052), (4331, 112996), (4346, 112606), (5002, 97838), (5822, 84058), (6466, 75686), (7526, 65026), (8662, 56498), (8692, 56303), (10004, 48919), (11644, 42029), (12932, 37843), (15052, 32513), (17324, 28249)]