17918000

素因数分解:

$2^4\times 5^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 120

約数和(自身を含む): 47508864

約数和(自身を除く): 29590864

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 34, 40, 50, 62, 68, 80, 85, 100, 124, 125, 136, 155, 170, 200, 248, 250, 272, 289, 310, 340, 400, 425, 496, 500, 527, 578, 620, 680, 775, 850, 1000, 1054, 1156, 1240, 1360, 1445, 1550, 1700, 2000, 2108, 2125, 2312, 2480, 2635, 2890, 3100, 3400, 3875, 4216, 4250, 4624, 5270, 5780, 6200, 6800, 7225, 7750, 8432, 8500, 8959, 10540, 11560, 12400, 13175, 14450, 15500, 17000, 17918, 21080, 23120, 26350, 28900, 31000, 34000, 35836, 36125, 42160, 44795, 52700, 57800, 62000, 65875, 71672, 72250, 89590, 105400, 115600, 131750, 143344, 144500, 179180, 210800, 223975, 263500, 289000, 358360, 447950, 527000, 578000, 716720, 895900, 1054000, 1119875, 1791800, 2239750, 3583600, 4479500, 8959000, 17918000]

約数ペア:

[(1, 17918000), (2, 8959000), (4, 4479500), (5, 3583600), (8, 2239750), (10, 1791800), (16, 1119875), (17, 1054000), (20, 895900), (25, 716720), (31, 578000), (34, 527000), (40, 447950), (50, 358360), (62, 289000), (68, 263500), (80, 223975), (85, 210800), (100, 179180), (124, 144500), (125, 143344), (136, 131750), (155, 115600), (170, 105400), (200, 89590), (248, 72250), (250, 71672), (272, 65875), (289, 62000), (310, 57800), (340, 52700), (400, 44795), (425, 42160), (496, 36125), (500, 35836), (527, 34000), (578, 31000), (620, 28900), (680, 26350), (775, 23120), (850, 21080), (1000, 17918), (1054, 17000), (1156, 15500), (1240, 14450), (1360, 13175), (1445, 12400), (1550, 11560), (1700, 10540), (2000, 8959), (2108, 8500), (2125, 8432), (2312, 7750), (2480, 7225), (2635, 6800), (2890, 6200), (3100, 5780), (3400, 5270), (3875, 4624), (4216, 4250)]