125796640

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{12889}}^1$

素因数の和:12965

約数の個数: 48

約数和(自身を含む): 302090040

約数和(自身を除く): 176293400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 4880, 9760, 12889, 25778, 51556, 64445, 103112, 128890, 206224, 257780, 412448, 515560, 786229, 1031120, 1572458, 2062240, 3144916, 3931145, 6289832, 7862290, 12579664, 15724580, 25159328, 31449160, 62898320, 125796640]

約数ペア:

[(1, 125796640), (2, 62898320), (4, 31449160), (5, 25159328), (8, 15724580), (10, 12579664), (16, 7862290), (20, 6289832), (32, 3931145), (40, 3144916), (61, 2062240), (80, 1572458), (122, 1031120), (160, 786229), (244, 515560), (305, 412448), (488, 257780), (610, 206224), (976, 128890), (1220, 103112), (1952, 64445), (2440, 51556), (4880, 25778), (9760, 12889)]