52915000

素因数分解:

$2^3\times 5^4\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 130739400

約数和(自身を除く): 77824400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 125, 152, 190, 200, 250, 380, 475, 500, 557, 625, 760, 950, 1000, 1114, 1250, 1900, 2228, 2375, 2500, 2785, 3800, 4456, 4750, 5000, 5570, 9500, 10583, 11140, 11875, 13925, 19000, 21166, 22280, 23750, 27850, 42332, 47500, 52915, 55700, 69625, 84664, 95000, 105830, 111400, 139250, 211660, 264575, 278500, 348125, 423320, 529150, 557000, 696250, 1058300, 1322875, 1392500, 2116600, 2645750, 2785000, 5291500, 6614375, 10583000, 13228750, 26457500, 52915000]

約数ペア:

[(1, 52915000), (2, 26457500), (4, 13228750), (5, 10583000), (8, 6614375), (10, 5291500), (19, 2785000), (20, 2645750), (25, 2116600), (38, 1392500), (40, 1322875), (50, 1058300), (76, 696250), (95, 557000), (100, 529150), (125, 423320), (152, 348125), (190, 278500), (200, 264575), (250, 211660), (380, 139250), (475, 111400), (500, 105830), (557, 95000), (625, 84664), (760, 69625), (950, 55700), (1000, 52915), (1114, 47500), (1250, 42332), (1900, 27850), (2228, 23750), (2375, 22280), (2500, 21166), (2785, 19000), (3800, 13925), (4456, 11875), (4750, 11140), (5000, 10583), (5570, 9500)]