33980025

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1$

素因数の和:978

約数の個数: 48

約数和(自身を含む): 61603200

約数和(自身を除く): 27623175

約数列:

[1, 3, 5, 15, 17, 25, 29, 51, 75, 85, 87, 145, 255, 425, 435, 493, 725, 919, 1275, 1479, 2175, 2465, 2757, 4595, 7395, 12325, 13785, 15623, 22975, 26651, 36975, 46869, 68925, 78115, 79953, 133255, 234345, 390575, 399765, 453067, 666275, 1171725, 1359201, 1998825, 2265335, 6796005, 11326675, 33980025]

約数ペア:

[(1, 33980025), (3, 11326675), (5, 6796005), (15, 2265335), (17, 1998825), (25, 1359201), (29, 1171725), (51, 666275), (75, 453067), (85, 399765), (87, 390575), (145, 234345), (255, 133255), (425, 79953), (435, 78115), (493, 68925), (725, 46869), (919, 36975), (1275, 26651), (1479, 22975), (2175, 15623), (2465, 13785), (2757, 12325), (4595, 7395)]