88789160

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{36389}}^1$

素因数の和:36461

約数の個数: 32

約数和(自身を含む): 203056200

約数和(自身を除く): 114267040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 36389, 72778, 145556, 181945, 291112, 363890, 727780, 1455560, 2219729, 4439458, 8878916, 11098645, 17757832, 22197290, 44394580, 88789160]

約数ペア:

[(1, 88789160), (2, 44394580), (4, 22197290), (5, 17757832), (8, 11098645), (10, 8878916), (20, 4439458), (40, 2219729), (61, 1455560), (122, 727780), (244, 363890), (305, 291112), (488, 181945), (610, 145556), (1220, 72778), (2440, 36389)]