18104000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 112

約数和(自身を含む): 46914816

約数和(自身を除く): 28810816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 73, 80, 100, 124, 125, 146, 155, 160, 200, 248, 250, 292, 310, 320, 365, 400, 496, 500, 584, 620, 730, 775, 800, 992, 1000, 1168, 1240, 1460, 1550, 1600, 1825, 1984, 2000, 2263, 2336, 2480, 2920, 3100, 3650, 3875, 4000, 4526, 4672, 4960, 5840, 6200, 7300, 7750, 8000, 9052, 9125, 9920, 11315, 11680, 12400, 14600, 15500, 18104, 18250, 22630, 23360, 24800, 29200, 31000, 36208, 36500, 45260, 49600, 56575, 58400, 62000, 72416, 73000, 90520, 113150, 116800, 124000, 144832, 146000, 181040, 226300, 248000, 282875, 292000, 362080, 452600, 565750, 584000, 724160, 905200, 1131500, 1810400, 2263000, 3620800, 4526000, 9052000, 18104000]

約数ペア:

[(1, 18104000), (2, 9052000), (4, 4526000), (5, 3620800), (8, 2263000), (10, 1810400), (16, 1131500), (20, 905200), (25, 724160), (31, 584000), (32, 565750), (40, 452600), (50, 362080), (62, 292000), (64, 282875), (73, 248000), (80, 226300), (100, 181040), (124, 146000), (125, 144832), (146, 124000), (155, 116800), (160, 113150), (200, 90520), (248, 73000), (250, 72416), (292, 62000), (310, 58400), (320, 56575), (365, 49600), (400, 45260), (496, 36500), (500, 36208), (584, 31000), (620, 29200), (730, 24800), (775, 23360), (800, 22630), (992, 18250), (1000, 18104), (1168, 15500), (1240, 14600), (1460, 12400), (1550, 11680), (1600, 11315), (1825, 9920), (1984, 9125), (2000, 9052), (2263, 8000), (2336, 7750), (2480, 7300), (2920, 6200), (3100, 5840), (3650, 4960), (3875, 4672), (4000, 4526)]