69875000

素因数分解:

$2^3\times 5^6\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:92

約数の個数: 112

約数和(自身を含む): 180466440

約数和(自身を除く): 110591440

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 25, 26, 40, 43, 50, 52, 65, 86, 100, 104, 125, 130, 172, 200, 215, 250, 260, 325, 344, 430, 500, 520, 559, 625, 650, 860, 1000, 1075, 1118, 1250, 1300, 1625, 1720, 2150, 2236, 2500, 2600, 2795, 3125, 3250, 4300, 4472, 5000, 5375, 5590, 6250, 6500, 8125, 8600, 10750, 11180, 12500, 13000, 13975, 15625, 16250, 21500, 22360, 25000, 26875, 27950, 31250, 32500, 40625, 43000, 53750, 55900, 62500, 65000, 69875, 81250, 107500, 111800, 125000, 134375, 139750, 162500, 203125, 215000, 268750, 279500, 325000, 349375, 406250, 537500, 559000, 671875, 698750, 812500, 1075000, 1343750, 1397500, 1625000, 1746875, 2687500, 2795000, 3493750, 5375000, 6987500, 8734375, 13975000, 17468750, 34937500, 69875000]

約数ペア:

[(1, 69875000), (2, 34937500), (4, 17468750), (5, 13975000), (8, 8734375), (10, 6987500), (13, 5375000), (20, 3493750), (25, 2795000), (26, 2687500), (40, 1746875), (43, 1625000), (50, 1397500), (52, 1343750), (65, 1075000), (86, 812500), (100, 698750), (104, 671875), (125, 559000), (130, 537500), (172, 406250), (200, 349375), (215, 325000), (250, 279500), (260, 268750), (325, 215000), (344, 203125), (430, 162500), (500, 139750), (520, 134375), (559, 125000), (625, 111800), (650, 107500), (860, 81250), (1000, 69875), (1075, 65000), (1118, 62500), (1250, 55900), (1300, 53750), (1625, 43000), (1720, 40625), (2150, 32500), (2236, 31250), (2500, 27950), (2600, 26875), (2795, 25000), (3125, 22360), (3250, 21500), (4300, 16250), (4472, 15625), (5000, 13975), (5375, 13000), (5590, 12500), (6250, 11180), (6500, 10750), (8125, 8600)]