66515000

素因数分解:

$2^3\times 5^4\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 159417720

約数和(自身を除く): 92902720

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 53, 100, 106, 125, 200, 212, 250, 251, 265, 424, 500, 502, 530, 625, 1000, 1004, 1060, 1250, 1255, 1325, 2008, 2120, 2500, 2510, 2650, 5000, 5020, 5300, 6275, 6625, 10040, 10600, 12550, 13250, 13303, 25100, 26500, 26606, 31375, 33125, 50200, 53000, 53212, 62750, 66250, 66515, 106424, 125500, 132500, 133030, 156875, 251000, 265000, 266060, 313750, 332575, 532120, 627500, 665150, 1255000, 1330300, 1662875, 2660600, 3325750, 6651500, 8314375, 13303000, 16628750, 33257500, 66515000]

約数ペア:

[(1, 66515000), (2, 33257500), (4, 16628750), (5, 13303000), (8, 8314375), (10, 6651500), (20, 3325750), (25, 2660600), (40, 1662875), (50, 1330300), (53, 1255000), (100, 665150), (106, 627500), (125, 532120), (200, 332575), (212, 313750), (250, 266060), (251, 265000), (265, 251000), (424, 156875), (500, 133030), (502, 132500), (530, 125500), (625, 106424), (1000, 66515), (1004, 66250), (1060, 62750), (1250, 53212), (1255, 53000), (1325, 50200), (2008, 33125), (2120, 31375), (2500, 26606), (2510, 26500), (2650, 25100), (5000, 13303), (5020, 13250), (5300, 12550), (6275, 10600), (6625, 10040)]