228888010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{557}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 464032800

約数和(自身を除く): 235144790

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 109, 130, 145, 218, 290, 377, 545, 557, 754, 1090, 1114, 1417, 1885, 2785, 2834, 3161, 3770, 5570, 6322, 7085, 7241, 14170, 14482, 15805, 16153, 31610, 32306, 36205, 41093, 60713, 72410, 80765, 82186, 121426, 161530, 205465, 209989, 303565, 410930, 419978, 607130, 789269, 1049945, 1578538, 1760677, 2099890, 3521354, 3946345, 7892690, 8803385, 17606770, 22888801, 45777602, 114444005, 228888010]

約数ペア:

[(1, 228888010), (2, 114444005), (5, 45777602), (10, 22888801), (13, 17606770), (26, 8803385), (29, 7892690), (58, 3946345), (65, 3521354), (109, 2099890), (130, 1760677), (145, 1578538), (218, 1049945), (290, 789269), (377, 607130), (545, 419978), (557, 410930), (754, 303565), (1090, 209989), (1114, 205465), (1417, 161530), (1885, 121426), (2785, 82186), (2834, 80765), (3161, 72410), (3770, 60713), (5570, 41093), (6322, 36205), (7085, 32306), (7241, 31610), (14170, 16153), (14482, 15805)]