129485720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{35573}}^1$

素因数の和:35604

約数の個数: 64

約数和(自身を含む): 358585920

約数和(自身を除く): 229100200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 35573, 71146, 142292, 177865, 249011, 284584, 355730, 462449, 498022, 711460, 924898, 996044, 1245055, 1422920, 1849796, 1992088, 2312245, 2490110, 3237143, 3699592, 4624490, 4980220, 6474286, 9248980, 9960440, 12948572, 16185715, 18497960, 25897144, 32371430, 64742860, 129485720]

約数ペア:

[(1, 129485720), (2, 64742860), (4, 32371430), (5, 25897144), (7, 18497960), (8, 16185715), (10, 12948572), (13, 9960440), (14, 9248980), (20, 6474286), (26, 4980220), (28, 4624490), (35, 3699592), (40, 3237143), (52, 2490110), (56, 2312245), (65, 1992088), (70, 1849796), (91, 1422920), (104, 1245055), (130, 996044), (140, 924898), (182, 711460), (260, 498022), (280, 462449), (364, 355730), (455, 284584), (520, 249011), (728, 177865), (910, 142292), (1820, 71146), (3640, 35573)]