171053350

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{653}}^1$

素因数の和:722

約数の個数: 72

約数和(自身を含む): 356173632

約数和(自身を除く): 185120282

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 169, 310, 325, 338, 403, 650, 653, 775, 806, 845, 1306, 1550, 1690, 2015, 3265, 4030, 4225, 5239, 6530, 8450, 8489, 10075, 10478, 16325, 16978, 20150, 20243, 26195, 32650, 40486, 42445, 52390, 84890, 101215, 110357, 130975, 202430, 212225, 220714, 261950, 263159, 424450, 506075, 526318, 551785, 1012150, 1103570, 1315795, 2631590, 2758925, 3421067, 5517850, 6578975, 6842134, 13157950, 17105335, 34210670, 85526675, 171053350]

約数ペア:

[(1, 171053350), (2, 85526675), (5, 34210670), (10, 17105335), (13, 13157950), (25, 6842134), (26, 6578975), (31, 5517850), (50, 3421067), (62, 2758925), (65, 2631590), (130, 1315795), (155, 1103570), (169, 1012150), (310, 551785), (325, 526318), (338, 506075), (403, 424450), (650, 263159), (653, 261950), (775, 220714), (806, 212225), (845, 202430), (1306, 130975), (1550, 110357), (1690, 101215), (2015, 84890), (3265, 52390), (4030, 42445), (4225, 40486), (5239, 32650), (6530, 26195), (8450, 20243), (8489, 20150), (10075, 16978), (10478, 16325)]