20322732800

素因数分解:

$2^8\times 5^2\times {\mathrm{73}}^1\times {\mathrm{43499}}^1$

素因数の和:43598

約数の個数: 108

約数和(自身を含む): 50992179000

約数和(自身を除く): 30669446200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 73, 80, 100, 128, 146, 160, 200, 256, 292, 320, 365, 400, 584, 640, 730, 800, 1168, 1280, 1460, 1600, 1825, 2336, 2920, 3200, 3650, 4672, 5840, 6400, 7300, 9344, 11680, 14600, 18688, 23360, 29200, 43499, 46720, 58400, 86998, 93440, 116800, 173996, 217495, 233600, 347992, 434990, 467200, 695984, 869980, 1087475, 1391968, 1739960, 2174950, 2783936, 3175427, 3479920, 4349900, 5567872, 6350854, 6959840, 8699800, 11135744, 12701708, 13919680, 15877135, 17399600, 25403416, 27839360, 31754270, 34799200, 50806832, 55678720, 63508540, 69598400, 79385675, 101613664, 127017080, 139196800, 158771350, 203227328, 254034160, 278393600, 317542700, 406454656, 508068320, 635085400, 812909312, 1016136640, 1270170800, 2032273280, 2540341600, 4064546560, 5080683200, 10161366400, 20322732800]

約数ペア:

[(1, 20322732800), (2, 10161366400), (4, 5080683200), (5, 4064546560), (8, 2540341600), (10, 2032273280), (16, 1270170800), (20, 1016136640), (25, 812909312), (32, 635085400), (40, 508068320), (50, 406454656), (64, 317542700), (73, 278393600), (80, 254034160), (100, 203227328), (128, 158771350), (146, 139196800), (160, 127017080), (200, 101613664), (256, 79385675), (292, 69598400), (320, 63508540), (365, 55678720), (400, 50806832), (584, 34799200), (640, 31754270), (730, 27839360), (800, 25403416), (1168, 17399600), (1280, 15877135), (1460, 13919680), (1600, 12701708), (1825, 11135744), (2336, 8699800), (2920, 6959840), (3200, 6350854), (3650, 5567872), (4672, 4349900), (5840, 3479920), (6400, 3175427), (7300, 2783936), (9344, 2174950), (11680, 1739960), (14600, 1391968), (18688, 1087475), (23360, 869980), (29200, 695984), (43499, 467200), (46720, 434990), (58400, 347992), (86998, 233600), (93440, 217495), (116800, 173996)]