260113360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{250109}}^1$

素因数の和:250135

約数の個数: 40

約数和(自身を含む): 651286440

約数和(自身を除く): 391173080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 250109, 500218, 1000436, 1250545, 2000872, 2501090, 3251417, 4001744, 5002180, 6502834, 10004360, 13005668, 16257085, 20008720, 26011336, 32514170, 52022672, 65028340, 130056680, 260113360]

約数ペア:

[(1, 260113360), (2, 130056680), (4, 65028340), (5, 52022672), (8, 32514170), (10, 26011336), (13, 20008720), (16, 16257085), (20, 13005668), (26, 10004360), (40, 6502834), (52, 5002180), (65, 4001744), (80, 3251417), (104, 2501090), (130, 2000872), (208, 1250545), (260, 1000436), (520, 500218), (1040, 250109)]