21625500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1144

約数の個数: 96

約数和(自身を含む): 67878720

約数和(自身を除く): 46253220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 975, 1109, 1300, 1500, 1625, 1950, 2218, 3250, 3327, 3900, 4436, 4875, 5545, 6500, 6654, 9750, 11090, 13308, 14417, 16635, 19500, 22180, 27725, 28834, 33270, 43251, 55450, 57668, 66540, 72085, 83175, 86502, 110900, 138625, 144170, 166350, 173004, 216255, 277250, 288340, 332700, 360425, 415875, 432510, 554500, 720850, 831750, 865020, 1081275, 1441700, 1663500, 1802125, 2162550, 3604250, 4325100, 5406375, 7208500, 10812750, 21625500]

約数ペア:

[(1, 21625500), (2, 10812750), (3, 7208500), (4, 5406375), (5, 4325100), (6, 3604250), (10, 2162550), (12, 1802125), (13, 1663500), (15, 1441700), (20, 1081275), (25, 865020), (26, 831750), (30, 720850), (39, 554500), (50, 432510), (52, 415875), (60, 360425), (65, 332700), (75, 288340), (78, 277250), (100, 216255), (125, 173004), (130, 166350), (150, 144170), (156, 138625), (195, 110900), (250, 86502), (260, 83175), (300, 72085), (325, 66540), (375, 57668), (390, 55450), (500, 43251), (650, 33270), (750, 28834), (780, 27725), (975, 22180), (1109, 19500), (1300, 16635), (1500, 14417), (1625, 13308), (1950, 11090), (2218, 9750), (3250, 6654), (3327, 6500), (3900, 5545), (4436, 4875)]