251036008

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{2539}}^1$

素因数の和:3289

約数の個数: 32

約数和(自身を含む): 499262400

約数和(自身を除く): 248226392

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 727, 1454, 2539, 2908, 5078, 5816, 10156, 12359, 20312, 24718, 43163, 49436, 86326, 98872, 172652, 345304, 1845853, 3691706, 7383412, 14766824, 31379501, 62759002, 125518004, 251036008]

約数ペア:

[(1, 251036008), (2, 125518004), (4, 62759002), (8, 31379501), (17, 14766824), (34, 7383412), (68, 3691706), (136, 1845853), (727, 345304), (1454, 172652), (2539, 98872), (2908, 86326), (5078, 49436), (5816, 43163), (10156, 24718), (12359, 20312)]