51983680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1056

約数の個数: 112

約数和(自身を含む): 147767040

約数和(自身を除く): 95783360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 644, 736, 805, 920, 1009, 1120, 1288, 1472, 1610, 1840, 2018, 2240, 2576, 3220, 3680, 4036, 5045, 5152, 6440, 7063, 7360, 8072, 10090, 10304, 12880, 14126, 16144, 20180, 23207, 25760, 28252, 32288, 35315, 40360, 46414, 51520, 56504, 64576, 70630, 80720, 92828, 113008, 116035, 141260, 161440, 162449, 185656, 226016, 232070, 282520, 322880, 324898, 371312, 452032, 464140, 565040, 649796, 742624, 812245, 928280, 1130080, 1299592, 1485248, 1624490, 1856560, 2260160, 2599184, 3248980, 3713120, 5198368, 6497960, 7426240, 10396736, 12995920, 25991840, 51983680]

約数ペア:

[(1, 51983680), (2, 25991840), (4, 12995920), (5, 10396736), (7, 7426240), (8, 6497960), (10, 5198368), (14, 3713120), (16, 3248980), (20, 2599184), (23, 2260160), (28, 1856560), (32, 1624490), (35, 1485248), (40, 1299592), (46, 1130080), (56, 928280), (64, 812245), (70, 742624), (80, 649796), (92, 565040), (112, 464140), (115, 452032), (140, 371312), (160, 324898), (161, 322880), (184, 282520), (224, 232070), (230, 226016), (280, 185656), (320, 162449), (322, 161440), (368, 141260), (448, 116035), (460, 113008), (560, 92828), (644, 80720), (736, 70630), (805, 64576), (920, 56504), (1009, 51520), (1120, 46414), (1288, 40360), (1472, 35315), (1610, 32288), (1840, 28252), (2018, 25760), (2240, 23207), (2576, 20180), (3220, 16144), (3680, 14126), (4036, 12880), (5045, 10304), (5152, 10090), (6440, 8072), (7063, 7360)]