8531250

素因数分解:

$2^1\times 3^1\times 5^6\times 7^1\times {\mathrm{13}}^1$

素因数の和:55

約数の個数: 112

約数和(自身を含む): 26249664

約数和(自身を除く): 17718414

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 25, 26, 30, 35, 39, 42, 50, 65, 70, 75, 78, 91, 105, 125, 130, 150, 175, 182, 195, 210, 250, 273, 325, 350, 375, 390, 455, 525, 546, 625, 650, 750, 875, 910, 975, 1050, 1250, 1365, 1625, 1750, 1875, 1950, 2275, 2625, 2730, 3125, 3250, 3750, 4375, 4550, 4875, 5250, 6250, 6825, 8125, 8750, 9375, 9750, 11375, 13125, 13650, 15625, 16250, 18750, 21875, 22750, 24375, 26250, 31250, 34125, 40625, 43750, 46875, 48750, 56875, 65625, 68250, 81250, 93750, 109375, 113750, 121875, 131250, 170625, 203125, 218750, 243750, 284375, 328125, 341250, 406250, 568750, 609375, 656250, 853125, 1218750, 1421875, 1706250, 2843750, 4265625, 8531250]

約数ペア:

[(1, 8531250), (2, 4265625), (3, 2843750), (5, 1706250), (6, 1421875), (7, 1218750), (10, 853125), (13, 656250), (14, 609375), (15, 568750), (21, 406250), (25, 341250), (26, 328125), (30, 284375), (35, 243750), (39, 218750), (42, 203125), (50, 170625), (65, 131250), (70, 121875), (75, 113750), (78, 109375), (91, 93750), (105, 81250), (125, 68250), (130, 65625), (150, 56875), (175, 48750), (182, 46875), (195, 43750), (210, 40625), (250, 34125), (273, 31250), (325, 26250), (350, 24375), (375, 22750), (390, 21875), (455, 18750), (525, 16250), (546, 15625), (625, 13650), (650, 13125), (750, 11375), (875, 9750), (910, 9375), (975, 8750), (1050, 8125), (1250, 6825), (1365, 6250), (1625, 5250), (1750, 4875), (1875, 4550), (1950, 4375), (2275, 3750), (2625, 3250), (2730, 3125)]