53105000

素因数分解:

$2^3\times 5^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:101

約数の個数: 160

約数和(自身を含む): 144328800

約数和(自身を除く): 91223800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 43, 50, 52, 65, 76, 86, 95, 100, 104, 125, 130, 152, 172, 190, 200, 215, 247, 250, 260, 325, 344, 380, 430, 475, 494, 500, 520, 559, 625, 650, 760, 817, 860, 950, 988, 1000, 1075, 1118, 1235, 1250, 1300, 1625, 1634, 1720, 1900, 1976, 2150, 2236, 2375, 2470, 2500, 2600, 2795, 3250, 3268, 3800, 4085, 4300, 4472, 4750, 4940, 5000, 5375, 5590, 6175, 6500, 6536, 8125, 8170, 8600, 9500, 9880, 10621, 10750, 11180, 11875, 12350, 13000, 13975, 16250, 16340, 19000, 20425, 21242, 21500, 22360, 23750, 24700, 26875, 27950, 30875, 32500, 32680, 40850, 42484, 43000, 47500, 49400, 53105, 53750, 55900, 61750, 65000, 69875, 81700, 84968, 95000, 102125, 106210, 107500, 111800, 123500, 139750, 154375, 163400, 204250, 212420, 215000, 247000, 265525, 279500, 308750, 349375, 408500, 424840, 510625, 531050, 559000, 617500, 698750, 817000, 1021250, 1062100, 1235000, 1327625, 1397500, 2042500, 2124200, 2655250, 2795000, 4085000, 5310500, 6638125, 10621000, 13276250, 26552500, 53105000]

約数ペア:

[(1, 53105000), (2, 26552500), (4, 13276250), (5, 10621000), (8, 6638125), (10, 5310500), (13, 4085000), (19, 2795000), (20, 2655250), (25, 2124200), (26, 2042500), (38, 1397500), (40, 1327625), (43, 1235000), (50, 1062100), (52, 1021250), (65, 817000), (76, 698750), (86, 617500), (95, 559000), (100, 531050), (104, 510625), (125, 424840), (130, 408500), (152, 349375), (172, 308750), (190, 279500), (200, 265525), (215, 247000), (247, 215000), (250, 212420), (260, 204250), (325, 163400), (344, 154375), (380, 139750), (430, 123500), (475, 111800), (494, 107500), (500, 106210), (520, 102125), (559, 95000), (625, 84968), (650, 81700), (760, 69875), (817, 65000), (860, 61750), (950, 55900), (988, 53750), (1000, 53105), (1075, 49400), (1118, 47500), (1235, 43000), (1250, 42484), (1300, 40850), (1625, 32680), (1634, 32500), (1720, 30875), (1900, 27950), (1976, 26875), (2150, 24700), (2236, 23750), (2375, 22360), (2470, 21500), (2500, 21242), (2600, 20425), (2795, 19000), (3250, 16340), (3268, 16250), (3800, 13975), (4085, 13000), (4300, 12350), (4472, 11875), (4750, 11180), (4940, 10750), (5000, 10621), (5375, 9880), (5590, 9500), (6175, 8600), (6500, 8170), (6536, 8125)]