26564980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1231}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 60850944

約数和(自身を除く): 34285964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1231, 1660, 2158, 2462, 4316, 4924, 5395, 6155, 10790, 12310, 16003, 21580, 24620, 32006, 64012, 80015, 102173, 160030, 204346, 320060, 408692, 510865, 1021730, 1328249, 2043460, 2656498, 5312996, 6641245, 13282490, 26564980]

約数ペア:

[(1, 26564980), (2, 13282490), (4, 6641245), (5, 5312996), (10, 2656498), (13, 2043460), (20, 1328249), (26, 1021730), (52, 510865), (65, 408692), (83, 320060), (130, 204346), (166, 160030), (260, 102173), (332, 80015), (415, 64012), (830, 32006), (1079, 24620), (1231, 21580), (1660, 16003), (2158, 12310), (2462, 10790), (4316, 6155), (4924, 5395)]