249249620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{1637}}^1$

素因数の和:2000

約数の個数: 48

約数和(自身を含む): 548166528

約数和(自身を除く): 298916908

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 331, 460, 662, 1324, 1637, 1655, 3274, 3310, 6548, 6620, 7613, 8185, 15226, 16370, 30452, 32740, 37651, 38065, 75302, 76130, 150604, 152260, 188255, 376510, 541847, 753020, 1083694, 2167388, 2709235, 5418470, 10836940, 12462481, 24924962, 49849924, 62312405, 124624810, 249249620]

約数ペア:

[(1, 249249620), (2, 124624810), (4, 62312405), (5, 49849924), (10, 24924962), (20, 12462481), (23, 10836940), (46, 5418470), (92, 2709235), (115, 2167388), (230, 1083694), (331, 753020), (460, 541847), (662, 376510), (1324, 188255), (1637, 152260), (1655, 150604), (3274, 76130), (3310, 75302), (6548, 38065), (6620, 37651), (7613, 32740), (8185, 30452), (15226, 16370)]