25205611010

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1\times {\mathrm{1571}}^1$

素因数の和:2139

約数の個数: 64

約数和(自身を含む): 47190484224

約数和(自身を除く): 21984873214

約数列:

[1, 2, 5, 10, 37, 74, 103, 185, 206, 370, 421, 515, 842, 1030, 1571, 2105, 3142, 3811, 4210, 7622, 7855, 15577, 15710, 19055, 31154, 38110, 43363, 58127, 77885, 86726, 116254, 155770, 161813, 216815, 290635, 323626, 433630, 581270, 661391, 809065, 1322782, 1604431, 1618130, 3208862, 3306955, 5987081, 6613910, 8022155, 11974162, 16044310, 24471467, 29935405, 48942934, 59870810, 68123273, 122357335, 136246546, 244714670, 340616365, 681232730, 2520561101, 5041122202, 12602805505, 25205611010]

約数ペア:

[(1, 25205611010), (2, 12602805505), (5, 5041122202), (10, 2520561101), (37, 681232730), (74, 340616365), (103, 244714670), (185, 136246546), (206, 122357335), (370, 68123273), (421, 59870810), (515, 48942934), (842, 29935405), (1030, 24471467), (1571, 16044310), (2105, 11974162), (3142, 8022155), (3811, 6613910), (4210, 5987081), (7622, 3306955), (7855, 3208862), (15577, 1618130), (15710, 1604431), (19055, 1322782), (31154, 809065), (38110, 661391), (43363, 581270), (58127, 433630), (77885, 323626), (86726, 290635), (116254, 216815), (155770, 161813)]