65304800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 179144784

約数和(自身を除く): 113839984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 41, 44, 50, 55, 80, 82, 88, 100, 110, 160, 164, 176, 181, 200, 205, 220, 275, 328, 352, 362, 400, 410, 440, 451, 550, 656, 724, 800, 820, 880, 902, 905, 1025, 1100, 1312, 1448, 1640, 1760, 1804, 1810, 1991, 2050, 2200, 2255, 2896, 3280, 3608, 3620, 3982, 4100, 4400, 4510, 4525, 5792, 6560, 7216, 7240, 7421, 7964, 8200, 8800, 9020, 9050, 9955, 11275, 14432, 14480, 14842, 15928, 16400, 18040, 18100, 19910, 22550, 28960, 29684, 31856, 32800, 36080, 36200, 37105, 39820, 45100, 49775, 59368, 63712, 72160, 72400, 74210, 79640, 81631, 90200, 99550, 118736, 144800, 148420, 159280, 163262, 180400, 185525, 199100, 237472, 296840, 318560, 326524, 360800, 371050, 398200, 408155, 593680, 653048, 742100, 796400, 816310, 1187360, 1306096, 1484200, 1592800, 1632620, 2040775, 2612192, 2968400, 3265240, 4081550, 5936800, 6530480, 8163100, 13060960, 16326200, 32652400, 65304800]

約数ペア:

[(1, 65304800), (2, 32652400), (4, 16326200), (5, 13060960), (8, 8163100), (10, 6530480), (11, 5936800), (16, 4081550), (20, 3265240), (22, 2968400), (25, 2612192), (32, 2040775), (40, 1632620), (41, 1592800), (44, 1484200), (50, 1306096), (55, 1187360), (80, 816310), (82, 796400), (88, 742100), (100, 653048), (110, 593680), (160, 408155), (164, 398200), (176, 371050), (181, 360800), (200, 326524), (205, 318560), (220, 296840), (275, 237472), (328, 199100), (352, 185525), (362, 180400), (400, 163262), (410, 159280), (440, 148420), (451, 144800), (550, 118736), (656, 99550), (724, 90200), (800, 81631), (820, 79640), (880, 74210), (902, 72400), (905, 72160), (1025, 63712), (1100, 59368), (1312, 49775), (1448, 45100), (1640, 39820), (1760, 37105), (1804, 36200), (1810, 36080), (1991, 32800), (2050, 31856), (2200, 29684), (2255, 28960), (2896, 22550), (3280, 19910), (3608, 18100), (3620, 18040), (3982, 16400), (4100, 15928), (4400, 14842), (4510, 14480), (4525, 14432), (5792, 11275), (6560, 9955), (7216, 9050), (7240, 9020), (7421, 8800), (7964, 8200)]