55081000

素因数分解:

$2^3\times 5^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:276

約数の個数: 128

約数和(自身を含む): 146764800

約数和(自身を除く): 91683800

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 95, 100, 104, 125, 130, 152, 190, 200, 223, 247, 250, 260, 325, 380, 446, 475, 494, 500, 520, 650, 760, 892, 950, 988, 1000, 1115, 1235, 1300, 1625, 1784, 1900, 1976, 2230, 2375, 2470, 2600, 2899, 3250, 3800, 4237, 4460, 4750, 4940, 5575, 5798, 6175, 6500, 8474, 8920, 9500, 9880, 11150, 11596, 12350, 13000, 14495, 16948, 19000, 21185, 22300, 23192, 24700, 27875, 28990, 30875, 33896, 42370, 44600, 49400, 55081, 55750, 57980, 61750, 72475, 84740, 105925, 110162, 111500, 115960, 123500, 144950, 169480, 211850, 220324, 223000, 247000, 275405, 289900, 362375, 423700, 440648, 529625, 550810, 579800, 724750, 847400, 1059250, 1101620, 1377025, 1449500, 2118500, 2203240, 2754050, 2899000, 4237000, 5508100, 6885125, 11016200, 13770250, 27540500, 55081000]

約数ペア:

[(1, 55081000), (2, 27540500), (4, 13770250), (5, 11016200), (8, 6885125), (10, 5508100), (13, 4237000), (19, 2899000), (20, 2754050), (25, 2203240), (26, 2118500), (38, 1449500), (40, 1377025), (50, 1101620), (52, 1059250), (65, 847400), (76, 724750), (95, 579800), (100, 550810), (104, 529625), (125, 440648), (130, 423700), (152, 362375), (190, 289900), (200, 275405), (223, 247000), (247, 223000), (250, 220324), (260, 211850), (325, 169480), (380, 144950), (446, 123500), (475, 115960), (494, 111500), (500, 110162), (520, 105925), (650, 84740), (760, 72475), (892, 61750), (950, 57980), (988, 55750), (1000, 55081), (1115, 49400), (1235, 44600), (1300, 42370), (1625, 33896), (1784, 30875), (1900, 28990), (1976, 27875), (2230, 24700), (2375, 23192), (2470, 22300), (2600, 21185), (2899, 19000), (3250, 16948), (3800, 14495), (4237, 13000), (4460, 12350), (4750, 11596), (4940, 11150), (5575, 9880), (5798, 9500), (6175, 8920), (6500, 8474)]