85357680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20921}}^1$

素因数の和:20954

約数の個数: 80

約数和(自身を含む): 280187424

約数和(自身を除く): 194829744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 20921, 41842, 62763, 83684, 104605, 125526, 167368, 209210, 251052, 313815, 334736, 355657, 418420, 502104, 627630, 711314, 836840, 1004208, 1066971, 1255260, 1422628, 1673680, 1778285, 2133942, 2510520, 2845256, 3556570, 4267884, 5021040, 5334855, 5690512, 7113140, 8535768, 10669710, 14226280, 17071536, 21339420, 28452560, 42678840, 85357680]

約数ペア:

[(1, 85357680), (2, 42678840), (3, 28452560), (4, 21339420), (5, 17071536), (6, 14226280), (8, 10669710), (10, 8535768), (12, 7113140), (15, 5690512), (16, 5334855), (17, 5021040), (20, 4267884), (24, 3556570), (30, 2845256), (34, 2510520), (40, 2133942), (48, 1778285), (51, 1673680), (60, 1422628), (68, 1255260), (80, 1066971), (85, 1004208), (102, 836840), (120, 711314), (136, 627630), (170, 502104), (204, 418420), (240, 355657), (255, 334736), (272, 313815), (340, 251052), (408, 209210), (510, 167368), (680, 125526), (816, 104605), (1020, 83684), (1360, 62763), (2040, 41842), (4080, 20921)]