128518575

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1597}}^1$

素因数の和:1676

約数の個数: 48

約数和(自身を含む): 225893280

約数和(自身を除く): 97374705

約数列:

[1, 3, 5, 15, 25, 29, 37, 75, 87, 111, 145, 185, 435, 555, 725, 925, 1073, 1597, 2175, 2775, 3219, 4791, 5365, 7985, 16095, 23955, 26825, 39925, 46313, 59089, 80475, 119775, 138939, 177267, 231565, 295445, 694695, 886335, 1157825, 1477225, 1713581, 3473475, 4431675, 5140743, 8567905, 25703715, 42839525, 128518575]

約数ペア:

[(1, 128518575), (3, 42839525), (5, 25703715), (15, 8567905), (25, 5140743), (29, 4431675), (37, 3473475), (75, 1713581), (87, 1477225), (111, 1157825), (145, 886335), (185, 694695), (435, 295445), (555, 231565), (725, 177267), (925, 138939), (1073, 119775), (1597, 80475), (2175, 59089), (2775, 46313), (3219, 39925), (4791, 26825), (5365, 23955), (7985, 16095)]