70435720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1321}}^1$

素因数の和:1406

約数の個数: 64

約数和(自身を含む): 167523840

約数和(自身を除く): 97088120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 43, 62, 86, 124, 155, 172, 215, 248, 310, 344, 430, 620, 860, 1240, 1321, 1333, 1720, 2642, 2666, 5284, 5332, 6605, 6665, 10568, 10664, 13210, 13330, 26420, 26660, 40951, 52840, 53320, 56803, 81902, 113606, 163804, 204755, 227212, 284015, 327608, 409510, 454424, 568030, 819020, 1136060, 1638040, 1760893, 2272120, 3521786, 7043572, 8804465, 14087144, 17608930, 35217860, 70435720]

約数ペア:

[(1, 70435720), (2, 35217860), (4, 17608930), (5, 14087144), (8, 8804465), (10, 7043572), (20, 3521786), (31, 2272120), (40, 1760893), (43, 1638040), (62, 1136060), (86, 819020), (124, 568030), (155, 454424), (172, 409510), (215, 327608), (248, 284015), (310, 227212), (344, 204755), (430, 163804), (620, 113606), (860, 81902), (1240, 56803), (1321, 53320), (1333, 52840), (1720, 40951), (2642, 26660), (2666, 26420), (5284, 13330), (5332, 13210), (6605, 10664), (6665, 10568)]