65215780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16063}}^1$

素因数の和:16108

約数の個数: 48

約数和(自身を含む): 161925120

約数和(自身を除く): 96709340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 16063, 32126, 64252, 80315, 112441, 160630, 224882, 321260, 449764, 465827, 562205, 931654, 1124410, 1863308, 2248820, 2329135, 3260789, 4658270, 6521578, 9316540, 13043156, 16303945, 32607890, 65215780]

約数ペア:

[(1, 65215780), (2, 32607890), (4, 16303945), (5, 13043156), (7, 9316540), (10, 6521578), (14, 4658270), (20, 3260789), (28, 2329135), (29, 2248820), (35, 1863308), (58, 1124410), (70, 931654), (116, 562205), (140, 465827), (145, 449764), (203, 321260), (290, 224882), (406, 160630), (580, 112441), (812, 80315), (1015, 64252), (2030, 32126), (4060, 16063)]