404851616

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:326

約数の個数: 96

約数和(自身を含む): 885104640

約数和(自身を除く): 480253024

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 79, 97, 104, 127, 158, 194, 208, 254, 316, 388, 416, 508, 632, 776, 1016, 1027, 1261, 1264, 1552, 1651, 2032, 2054, 2522, 2528, 3104, 3302, 4064, 4108, 5044, 6604, 7663, 8216, 10033, 10088, 12319, 13208, 15326, 16432, 20066, 20176, 24638, 26416, 30652, 32864, 40132, 40352, 49276, 52832, 61304, 80264, 98552, 99619, 122608, 130429, 160147, 160528, 197104, 199238, 245216, 260858, 320294, 321056, 394208, 398476, 521716, 640588, 796952, 973201, 1043432, 1281176, 1593904, 1946402, 2086864, 2562352, 3187808, 3892804, 4173728, 5124704, 7785608, 12651613, 15571216, 25303226, 31142432, 50606452, 101212904, 202425808, 404851616]

約数ペア:

[(1, 404851616), (2, 202425808), (4, 101212904), (8, 50606452), (13, 31142432), (16, 25303226), (26, 15571216), (32, 12651613), (52, 7785608), (79, 5124704), (97, 4173728), (104, 3892804), (127, 3187808), (158, 2562352), (194, 2086864), (208, 1946402), (254, 1593904), (316, 1281176), (388, 1043432), (416, 973201), (508, 796952), (632, 640588), (776, 521716), (1016, 398476), (1027, 394208), (1261, 321056), (1264, 320294), (1552, 260858), (1651, 245216), (2032, 199238), (2054, 197104), (2522, 160528), (2528, 160147), (3104, 130429), (3302, 122608), (4064, 99619), (4108, 98552), (5044, 80264), (6604, 61304), (7663, 52832), (8216, 49276), (10033, 40352), (10088, 40132), (12319, 32864), (13208, 30652), (15326, 26416), (16432, 24638), (20066, 20176)]