100128320

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1993}}^1$

素因数の和:2167

約数の個数: 56

約数和(自身を含む): 240069624

約数和(自身を除く): 139941304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1570, 1993, 2512, 3140, 3986, 5024, 6280, 7972, 9965, 10048, 12560, 15944, 19930, 25120, 31888, 39860, 50240, 63776, 79720, 127552, 159440, 312901, 318880, 625802, 637760, 1251604, 1564505, 2503208, 3129010, 5006416, 6258020, 10012832, 12516040, 20025664, 25032080, 50064160, 100128320]

約数ペア:

[(1, 100128320), (2, 50064160), (4, 25032080), (5, 20025664), (8, 12516040), (10, 10012832), (16, 6258020), (20, 5006416), (32, 3129010), (40, 2503208), (64, 1564505), (80, 1251604), (157, 637760), (160, 625802), (314, 318880), (320, 312901), (628, 159440), (785, 127552), (1256, 79720), (1570, 63776), (1993, 50240), (2512, 39860), (3140, 31888), (3986, 25120), (5024, 19930), (6280, 15944), (7972, 12560), (9965, 10048)]