64896130

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 130636800

約数和(自身を除く): 65740670

約数列:

[1, 2, 5, 10, 13, 26, 65, 71, 79, 89, 130, 142, 158, 178, 355, 395, 445, 710, 790, 890, 923, 1027, 1157, 1846, 2054, 2314, 4615, 5135, 5609, 5785, 6319, 7031, 9230, 10270, 11218, 11570, 12638, 14062, 28045, 31595, 35155, 56090, 63190, 70310, 72917, 82147, 91403, 145834, 164294, 182806, 364585, 410735, 457015, 499201, 729170, 821470, 914030, 998402, 2496005, 4992010, 6489613, 12979226, 32448065, 64896130]

約数ペア:

[(1, 64896130), (2, 32448065), (5, 12979226), (10, 6489613), (13, 4992010), (26, 2496005), (65, 998402), (71, 914030), (79, 821470), (89, 729170), (130, 499201), (142, 457015), (158, 410735), (178, 364585), (355, 182806), (395, 164294), (445, 145834), (710, 91403), (790, 82147), (890, 72917), (923, 70310), (1027, 63190), (1157, 56090), (1846, 35155), (2054, 31595), (2314, 28045), (4615, 14062), (5135, 12638), (5609, 11570), (5785, 11218), (6319, 10270), (7031, 9230)]