91872560

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{88339}}^1$

素因数の和:88365

約数の個数: 40

約数和(自身を含む): 230037360

約数和(自身を除く): 138164800

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 88339, 176678, 353356, 441695, 706712, 883390, 1148407, 1413424, 1766780, 2296814, 3533560, 4593628, 5742035, 7067120, 9187256, 11484070, 18374512, 22968140, 45936280, 91872560]

約数ペア:

[(1, 91872560), (2, 45936280), (4, 22968140), (5, 18374512), (8, 11484070), (10, 9187256), (13, 7067120), (16, 5742035), (20, 4593628), (26, 3533560), (40, 2296814), (52, 1766780), (65, 1413424), (80, 1148407), (104, 883390), (130, 706712), (208, 441695), (260, 353356), (520, 176678), (1040, 88339)]