31280854345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{245909}}^1$

素因数の和:246049

約数の個数: 32

約数和(自身を含む): 42965395200

約数和(自身を除く): 11684540855

約数列:

[1, 5, 13, 19, 65, 95, 103, 247, 515, 1235, 1339, 1957, 6695, 9785, 25441, 127205, 245909, 1229545, 3196817, 4672271, 15984085, 23361355, 25328627, 60739523, 126643135, 303697615, 329272151, 481243913, 1646360755, 2406219565, 6256170869, 31280854345]

約数ペア:

[(1, 31280854345), (5, 6256170869), (13, 2406219565), (19, 1646360755), (65, 481243913), (95, 329272151), (103, 303697615), (247, 126643135), (515, 60739523), (1235, 25328627), (1339, 23361355), (1957, 15984085), (6695, 4672271), (9785, 3196817), (25441, 1229545), (127205, 245909)]