87658730

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{373}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 160921728

約数和(自身を除く): 73262998

約数列:

[1, 2, 5, 10, 71, 142, 331, 355, 373, 662, 710, 746, 1655, 1865, 3310, 3730, 23501, 26483, 47002, 52966, 117505, 123463, 132415, 235010, 246926, 264830, 617315, 1234630, 8765873, 17531746, 43829365, 87658730]

約数ペア:

[(1, 87658730), (2, 43829365), (5, 17531746), (10, 8765873), (71, 1234630), (142, 617315), (331, 264830), (355, 246926), (373, 235010), (662, 132415), (710, 123463), (746, 117505), (1655, 52966), (1865, 47002), (3310, 26483), (3730, 23501)]