81279714220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2683}}^1\times {\mathrm{89101}}^1$

素因数の和:91810

約数の個数: 48

約数和(自身を含む): 180797224608

約数和(自身を除く): 99517510388

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 2683, 5366, 10732, 13415, 26830, 45611, 53660, 89101, 91222, 178202, 182444, 228055, 356404, 445505, 456110, 891010, 912220, 1514717, 1782020, 3029434, 6058868, 7573585, 15147170, 30294340, 239057983, 478115966, 956231932, 1195289915, 2390579830, 4063985711, 4781159660, 8127971422, 16255942844, 20319928555, 40639857110, 81279714220]

約数ペア:

[(1, 81279714220), (2, 40639857110), (4, 20319928555), (5, 16255942844), (10, 8127971422), (17, 4781159660), (20, 4063985711), (34, 2390579830), (68, 1195289915), (85, 956231932), (170, 478115966), (340, 239057983), (2683, 30294340), (5366, 15147170), (10732, 7573585), (13415, 6058868), (26830, 3029434), (45611, 1782020), (53660, 1514717), (89101, 912220), (91222, 891010), (178202, 456110), (182444, 445505), (228055, 356404)]