488496500

素因数分解:

$2^2\times 5^3\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 1100736000

約数和(自身を除く): 612239500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 83, 100, 125, 149, 158, 166, 250, 298, 316, 332, 395, 415, 500, 596, 745, 790, 830, 1490, 1580, 1660, 1975, 2075, 2980, 3725, 3950, 4150, 6557, 7450, 7900, 8300, 9875, 10375, 11771, 12367, 13114, 14900, 18625, 19750, 20750, 23542, 24734, 26228, 32785, 37250, 39500, 41500, 47084, 49468, 58855, 61835, 65570, 74500, 117710, 123670, 131140, 163925, 235420, 247340, 294275, 309175, 327850, 588550, 618350, 655700, 819625, 976993, 1177100, 1236700, 1471375, 1545875, 1639250, 1953986, 2942750, 3091750, 3278500, 3907972, 4884965, 5885500, 6183500, 9769930, 19539860, 24424825, 48849650, 97699300, 122124125, 244248250, 488496500]

約数ペア:

[(1, 488496500), (2, 244248250), (4, 122124125), (5, 97699300), (10, 48849650), (20, 24424825), (25, 19539860), (50, 9769930), (79, 6183500), (83, 5885500), (100, 4884965), (125, 3907972), (149, 3278500), (158, 3091750), (166, 2942750), (250, 1953986), (298, 1639250), (316, 1545875), (332, 1471375), (395, 1236700), (415, 1177100), (500, 976993), (596, 819625), (745, 655700), (790, 618350), (830, 588550), (1490, 327850), (1580, 309175), (1660, 294275), (1975, 247340), (2075, 235420), (2980, 163925), (3725, 131140), (3950, 123670), (4150, 117710), (6557, 74500), (7450, 65570), (7900, 61835), (8300, 58855), (9875, 49468), (10375, 47084), (11771, 41500), (12367, 39500), (13114, 37250), (14900, 32785), (18625, 26228), (19750, 24734), (20750, 23542)]