20205122504

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1\times {\mathrm{439}}^1$

素因数の和:815

約数の個数: 128

約数和(自身を含む): 45224256000

約数和(自身を除く): 25019133496

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 97, 148, 194, 229, 259, 296, 388, 439, 458, 518, 679, 776, 878, 916, 1036, 1358, 1603, 1756, 1832, 2072, 2716, 3073, 3206, 3512, 3589, 5432, 6146, 6412, 7178, 8473, 12292, 12824, 14356, 16243, 16946, 22213, 24584, 25123, 28712, 32486, 33892, 42583, 44426, 50246, 59311, 64972, 67784, 85166, 88852, 100492, 100531, 113701, 118622, 129944, 155491, 170332, 177704, 200984, 201062, 227402, 237244, 298081, 310982, 340664, 402124, 454804, 474488, 596162, 621964, 703717, 804248, 821881, 909608, 1192324, 1243928, 1407434, 1575571, 1643762, 2384648, 2814868, 3151142, 3287524, 3719647, 5629736, 5753167, 6302284, 6575048, 7439294, 9751507, 11028997, 11506334, 12604568, 14878588, 19503014, 22057994, 23012668, 26037529, 29757176, 39006028, 44115988, 46025336, 52075058, 68260549, 78012056, 88231976, 104150116, 136521098, 208300232, 273042196, 360805759, 546084392, 721611518, 1443223036, 2525640313, 2886446072, 5051280626, 10102561252, 20205122504]

約数ペア:

[(1, 20205122504), (2, 10102561252), (4, 5051280626), (7, 2886446072), (8, 2525640313), (14, 1443223036), (28, 721611518), (37, 546084392), (56, 360805759), (74, 273042196), (97, 208300232), (148, 136521098), (194, 104150116), (229, 88231976), (259, 78012056), (296, 68260549), (388, 52075058), (439, 46025336), (458, 44115988), (518, 39006028), (679, 29757176), (776, 26037529), (878, 23012668), (916, 22057994), (1036, 19503014), (1358, 14878588), (1603, 12604568), (1756, 11506334), (1832, 11028997), (2072, 9751507), (2716, 7439294), (3073, 6575048), (3206, 6302284), (3512, 5753167), (3589, 5629736), (5432, 3719647), (6146, 3287524), (6412, 3151142), (7178, 2814868), (8473, 2384648), (12292, 1643762), (12824, 1575571), (14356, 1407434), (16243, 1243928), (16946, 1192324), (22213, 909608), (24584, 821881), (25123, 804248), (28712, 703717), (32486, 621964), (33892, 596162), (42583, 474488), (44426, 454804), (50246, 402124), (59311, 340664), (64972, 310982), (67784, 298081), (85166, 237244), (88852, 227402), (100492, 201062), (100531, 200984), (113701, 177704), (118622, 170332), (129944, 155491)]