64367440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:149

約数の個数: 160

約数和(自身を含む): 173560320

約数和(自身を除く): 109192880

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 47, 53, 68, 76, 80, 85, 94, 95, 106, 136, 152, 170, 188, 190, 212, 235, 265, 272, 304, 323, 340, 376, 380, 424, 470, 530, 646, 680, 752, 760, 799, 848, 893, 901, 940, 1007, 1060, 1292, 1360, 1520, 1598, 1615, 1786, 1802, 1880, 2014, 2120, 2491, 2584, 3196, 3230, 3572, 3604, 3760, 3995, 4028, 4240, 4465, 4505, 4982, 5035, 5168, 6392, 6460, 7144, 7208, 7990, 8056, 8930, 9010, 9964, 10070, 12455, 12784, 12920, 14288, 14416, 15181, 15980, 16112, 17119, 17860, 18020, 19928, 20140, 24910, 25840, 30362, 31960, 34238, 35720, 36040, 39856, 40280, 42347, 47329, 49820, 60724, 63920, 68476, 71440, 72080, 75905, 80560, 84694, 85595, 94658, 99640, 121448, 136952, 151810, 169388, 171190, 189316, 199280, 211735, 236645, 242896, 273904, 303620, 338776, 342380, 378632, 423470, 473290, 607240, 677552, 684760, 757264, 804593, 846940, 946580, 1214480, 1369520, 1609186, 1693880, 1893160, 3218372, 3387760, 3786320, 4022965, 6436744, 8045930, 12873488, 16091860, 32183720, 64367440]

約数ペア:

[(1, 64367440), (2, 32183720), (4, 16091860), (5, 12873488), (8, 8045930), (10, 6436744), (16, 4022965), (17, 3786320), (19, 3387760), (20, 3218372), (34, 1893160), (38, 1693880), (40, 1609186), (47, 1369520), (53, 1214480), (68, 946580), (76, 846940), (80, 804593), (85, 757264), (94, 684760), (95, 677552), (106, 607240), (136, 473290), (152, 423470), (170, 378632), (188, 342380), (190, 338776), (212, 303620), (235, 273904), (265, 242896), (272, 236645), (304, 211735), (323, 199280), (340, 189316), (376, 171190), (380, 169388), (424, 151810), (470, 136952), (530, 121448), (646, 99640), (680, 94658), (752, 85595), (760, 84694), (799, 80560), (848, 75905), (893, 72080), (901, 71440), (940, 68476), (1007, 63920), (1060, 60724), (1292, 49820), (1360, 47329), (1520, 42347), (1598, 40280), (1615, 39856), (1786, 36040), (1802, 35720), (1880, 34238), (2014, 31960), (2120, 30362), (2491, 25840), (2584, 24910), (3196, 20140), (3230, 19928), (3572, 18020), (3604, 17860), (3760, 17119), (3995, 16112), (4028, 15980), (4240, 15181), (4465, 14416), (4505, 14288), (4982, 12920), (5035, 12784), (5168, 12455), (6392, 10070), (6460, 9964), (7144, 9010), (7208, 8930), (7990, 8056)]