25042000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{659}}^1$

素因数の和:701

約数の個数: 80

約数和(自身を含む): 63835200

約数和(自身を除く): 38793200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 659, 760, 950, 1000, 1318, 1520, 1900, 2000, 2375, 2636, 3295, 3800, 4750, 5272, 6590, 7600, 9500, 10544, 12521, 13180, 16475, 19000, 25042, 26360, 32950, 38000, 50084, 52720, 62605, 65900, 82375, 100168, 125210, 131800, 164750, 200336, 250420, 263600, 313025, 329500, 500840, 626050, 659000, 1001680, 1252100, 1318000, 1565125, 2504200, 3130250, 5008400, 6260500, 12521000, 25042000]

約数ペア:

[(1, 25042000), (2, 12521000), (4, 6260500), (5, 5008400), (8, 3130250), (10, 2504200), (16, 1565125), (19, 1318000), (20, 1252100), (25, 1001680), (38, 659000), (40, 626050), (50, 500840), (76, 329500), (80, 313025), (95, 263600), (100, 250420), (125, 200336), (152, 164750), (190, 131800), (200, 125210), (250, 100168), (304, 82375), (380, 65900), (400, 62605), (475, 52720), (500, 50084), (659, 38000), (760, 32950), (950, 26360), (1000, 25042), (1318, 19000), (1520, 16475), (1900, 13180), (2000, 12521), (2375, 10544), (2636, 9500), (3295, 7600), (3800, 6590), (4750, 5272)]