66440530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:803

約数の個数: 64

約数和(自身を含む): 139426560

約数和(自身を除く): 72986030

約数列:

[1, 2, 5, 10, 13, 19, 26, 37, 38, 65, 74, 95, 130, 185, 190, 247, 370, 481, 494, 703, 727, 962, 1235, 1406, 1454, 2405, 2470, 3515, 3635, 4810, 7030, 7270, 9139, 9451, 13813, 18278, 18902, 26899, 27626, 45695, 47255, 53798, 69065, 91390, 94510, 134495, 138130, 179569, 268990, 349687, 359138, 511081, 699374, 897845, 1022162, 1748435, 1795690, 2555405, 3496870, 5110810, 6644053, 13288106, 33220265, 66440530]

約数ペア:

[(1, 66440530), (2, 33220265), (5, 13288106), (10, 6644053), (13, 5110810), (19, 3496870), (26, 2555405), (37, 1795690), (38, 1748435), (65, 1022162), (74, 897845), (95, 699374), (130, 511081), (185, 359138), (190, 349687), (247, 268990), (370, 179569), (481, 138130), (494, 134495), (703, 94510), (727, 91390), (962, 69065), (1235, 53798), (1406, 47255), (1454, 45695), (2405, 27626), (2470, 26899), (3515, 18902), (3635, 18278), (4810, 13813), (7030, 9451), (7270, 9139)]