71795548520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5556931}}^1$

素因数の和:5556978

約数の個数: 64

約数和(自身を含む): 180044596800

約数和(自身を除く): 108249048280

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 5556931, 11113862, 22227724, 27784655, 44455448, 55569310, 94467827, 105581689, 111138620, 188935654, 211163378, 222277240, 377871308, 422326756, 472339135, 527908445, 755742616, 844653512, 944678270, 1055816890, 1794888713, 1889356540, 2111633780, 3589777426, 3778713080, 4223267560, 7179554852, 8974443565, 14359109704, 17948887130, 35897774260, 71795548520]

約数ペア:

[(1, 71795548520), (2, 35897774260), (4, 17948887130), (5, 14359109704), (8, 8974443565), (10, 7179554852), (17, 4223267560), (19, 3778713080), (20, 3589777426), (34, 2111633780), (38, 1889356540), (40, 1794888713), (68, 1055816890), (76, 944678270), (85, 844653512), (95, 755742616), (136, 527908445), (152, 472339135), (170, 422326756), (190, 377871308), (323, 222277240), (340, 211163378), (380, 188935654), (646, 111138620), (680, 105581689), (760, 94467827), (1292, 55569310), (1615, 44455448), (2584, 27784655), (3230, 22227724), (6460, 11113862), (12920, 5556931)]