205592000

素因数分解:

$2^6\times 5^3\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:887

約数の個数: 112

約数和(自身を含む): 526206720

約数和(自身を除く): 320614720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 155, 160, 200, 248, 250, 310, 320, 400, 496, 500, 620, 775, 800, 829, 992, 1000, 1240, 1550, 1600, 1658, 1984, 2000, 2480, 3100, 3316, 3875, 4000, 4145, 4960, 6200, 6632, 7750, 8000, 8290, 9920, 12400, 13264, 15500, 16580, 20725, 24800, 25699, 26528, 31000, 33160, 41450, 49600, 51398, 53056, 62000, 66320, 82900, 102796, 103625, 124000, 128495, 132640, 165800, 205592, 207250, 248000, 256990, 265280, 331600, 411184, 414500, 513980, 642475, 663200, 822368, 829000, 1027960, 1284950, 1326400, 1644736, 1658000, 2055920, 2569900, 3212375, 3316000, 4111840, 5139800, 6424750, 6632000, 8223680, 10279600, 12849500, 20559200, 25699000, 41118400, 51398000, 102796000, 205592000]

約数ペア:

[(1, 205592000), (2, 102796000), (4, 51398000), (5, 41118400), (8, 25699000), (10, 20559200), (16, 12849500), (20, 10279600), (25, 8223680), (31, 6632000), (32, 6424750), (40, 5139800), (50, 4111840), (62, 3316000), (64, 3212375), (80, 2569900), (100, 2055920), (124, 1658000), (125, 1644736), (155, 1326400), (160, 1284950), (200, 1027960), (248, 829000), (250, 822368), (310, 663200), (320, 642475), (400, 513980), (496, 414500), (500, 411184), (620, 331600), (775, 265280), (800, 256990), (829, 248000), (992, 207250), (1000, 205592), (1240, 165800), (1550, 132640), (1600, 128495), (1658, 124000), (1984, 103625), (2000, 102796), (2480, 82900), (3100, 66320), (3316, 62000), (3875, 53056), (4000, 51398), (4145, 49600), (4960, 41450), (6200, 33160), (6632, 31000), (7750, 26528), (8000, 25699), (8290, 24800), (9920, 20725), (12400, 16580), (13264, 15500)]