9820231700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{397}}^1$

素因数の和:754

約数の個数: 144

約数和(自身を含む): 23049358080

約数和(自身を除く): 13229126380

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 47, 50, 76, 94, 95, 100, 188, 190, 235, 277, 380, 397, 470, 475, 554, 794, 893, 940, 950, 1108, 1175, 1385, 1588, 1786, 1900, 1985, 2350, 2770, 3572, 3970, 4465, 4700, 5263, 5540, 6925, 7543, 7940, 8930, 9925, 10526, 13019, 13850, 15086, 17860, 18659, 19850, 21052, 22325, 26038, 26315, 27700, 30172, 37318, 37715, 39700, 44650, 52076, 52630, 65095, 74636, 75430, 89300, 93295, 105260, 109969, 130190, 131575, 150860, 186590, 188575, 219938, 247361, 260380, 263150, 325475, 354521, 373180, 377150, 439876, 466475, 494722, 526300, 549845, 650950, 709042, 754300, 932950, 989444, 1099690, 1236805, 1301900, 1418084, 1772605, 1865900, 2089411, 2199380, 2473610, 2749225, 3545210, 4178822, 4947220, 5168543, 5498450, 6184025, 7090420, 8357644, 8863025, 10337086, 10447055, 10996900, 12368050, 17726050, 20674172, 20894110, 24736100, 25842715, 35452100, 41788220, 51685430, 52235275, 98202317, 103370860, 104470550, 129213575, 196404634, 208941100, 258427150, 392809268, 491011585, 516854300, 982023170, 1964046340, 2455057925, 4910115850, 9820231700]

約数ペア:

[(1, 9820231700), (2, 4910115850), (4, 2455057925), (5, 1964046340), (10, 982023170), (19, 516854300), (20, 491011585), (25, 392809268), (38, 258427150), (47, 208941100), (50, 196404634), (76, 129213575), (94, 104470550), (95, 103370860), (100, 98202317), (188, 52235275), (190, 51685430), (235, 41788220), (277, 35452100), (380, 25842715), (397, 24736100), (470, 20894110), (475, 20674172), (554, 17726050), (794, 12368050), (893, 10996900), (940, 10447055), (950, 10337086), (1108, 8863025), (1175, 8357644), (1385, 7090420), (1588, 6184025), (1786, 5498450), (1900, 5168543), (1985, 4947220), (2350, 4178822), (2770, 3545210), (3572, 2749225), (3970, 2473610), (4465, 2199380), (4700, 2089411), (5263, 1865900), (5540, 1772605), (6925, 1418084), (7543, 1301900), (7940, 1236805), (8930, 1099690), (9925, 989444), (10526, 932950), (13019, 754300), (13850, 709042), (15086, 650950), (17860, 549845), (18659, 526300), (19850, 494722), (21052, 466475), (22325, 439876), (26038, 377150), (26315, 373180), (27700, 354521), (30172, 325475), (37318, 263150), (37715, 260380), (39700, 247361), (44650, 219938), (52076, 188575), (52630, 186590), (65095, 150860), (74636, 131575), (75430, 130190), (89300, 109969), (93295, 105260)]