78310030

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1609}}^1$

素因数の和:1804

約数の個数: 32

約数和(自身を含む): 146522880

約数和(自身を除く): 68212850

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 785, 1570, 1609, 3218, 4867, 8045, 9734, 16090, 24335, 48670, 49879, 99758, 249395, 252613, 498790, 505226, 1263065, 2526130, 7831003, 15662006, 39155015, 78310030]

約数ペア:

[(1, 78310030), (2, 39155015), (5, 15662006), (10, 7831003), (31, 2526130), (62, 1263065), (155, 505226), (157, 498790), (310, 252613), (314, 249395), (785, 99758), (1570, 49879), (1609, 48670), (3218, 24335), (4867, 16090), (8045, 9734)]