8139050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 16070400

約数和(自身を除く): 7931350

約数列:

[1, 2, 5, 10, 25, 31, 50, 59, 62, 89, 118, 155, 178, 295, 310, 445, 590, 775, 890, 1475, 1550, 1829, 2225, 2759, 2950, 3658, 4450, 5251, 5518, 9145, 10502, 13795, 18290, 26255, 27590, 45725, 52510, 68975, 91450, 131275, 137950, 162781, 262550, 325562, 813905, 1627810, 4069525, 8139050]

約数ペア:

[(1, 8139050), (2, 4069525), (5, 1627810), (10, 813905), (25, 325562), (31, 262550), (50, 162781), (59, 137950), (62, 131275), (89, 91450), (118, 68975), (155, 52510), (178, 45725), (295, 27590), (310, 26255), (445, 18290), (590, 13795), (775, 10502), (890, 9145), (1475, 5518), (1550, 5251), (1829, 4450), (2225, 3658), (2759, 2950)]