87242000

素因数分解:

$2^4\times 5^3\times {\mathrm{181}}^1\times {\mathrm{241}}^1$

素因数の和:445

約数の個数: 80

約数和(自身を含む): 212996784

約数和(自身を除く): 125754784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 181, 200, 241, 250, 362, 400, 482, 500, 724, 905, 964, 1000, 1205, 1448, 1810, 1928, 2000, 2410, 2896, 3620, 3856, 4525, 4820, 6025, 7240, 9050, 9640, 12050, 14480, 18100, 19280, 22625, 24100, 30125, 36200, 43621, 45250, 48200, 60250, 72400, 87242, 90500, 96400, 120500, 174484, 181000, 218105, 241000, 348968, 362000, 436210, 482000, 697936, 872420, 1090525, 1744840, 2181050, 3489680, 4362100, 5452625, 8724200, 10905250, 17448400, 21810500, 43621000, 87242000]

約数ペア:

[(1, 87242000), (2, 43621000), (4, 21810500), (5, 17448400), (8, 10905250), (10, 8724200), (16, 5452625), (20, 4362100), (25, 3489680), (40, 2181050), (50, 1744840), (80, 1090525), (100, 872420), (125, 697936), (181, 482000), (200, 436210), (241, 362000), (250, 348968), (362, 241000), (400, 218105), (482, 181000), (500, 174484), (724, 120500), (905, 96400), (964, 90500), (1000, 87242), (1205, 72400), (1448, 60250), (1810, 48200), (1928, 45250), (2000, 43621), (2410, 36200), (2896, 30125), (3620, 24100), (3856, 22625), (4525, 19280), (4820, 18100), (6025, 14480), (7240, 12050), (9050, 9640)]