213592625584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{128377}}^1$

素因数の和:128838

約数の個数: 80

約数和(自身を含む): 470243478880

約数和(自身を除く): 256650853296

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 421, 494, 842, 988, 1684, 1976, 3368, 3952, 5473, 6736, 7999, 10946, 15998, 21892, 31996, 43784, 63992, 87568, 103987, 127984, 128377, 207974, 256754, 415948, 513508, 831896, 1027016, 1663792, 1668901, 2054032, 2439163, 3337802, 4878326, 6675604, 9756652, 13351208, 19513304, 26702416, 31709119, 39026608, 54046717, 63418238, 108093434, 126836476, 216186868, 253672952, 432373736, 507345904, 702607321, 864747472, 1026887623, 1405214642, 2053775246, 2810429284, 4107550492, 5620858568, 8215100984, 11241717136, 13349539099, 16430201968, 26699078198, 53398156396, 106796312792, 213592625584]

約数ペア:

[(1, 213592625584), (2, 106796312792), (4, 53398156396), (8, 26699078198), (13, 16430201968), (16, 13349539099), (19, 11241717136), (26, 8215100984), (38, 5620858568), (52, 4107550492), (76, 2810429284), (104, 2053775246), (152, 1405214642), (208, 1026887623), (247, 864747472), (304, 702607321), (421, 507345904), (494, 432373736), (842, 253672952), (988, 216186868), (1684, 126836476), (1976, 108093434), (3368, 63418238), (3952, 54046717), (5473, 39026608), (6736, 31709119), (7999, 26702416), (10946, 19513304), (15998, 13351208), (21892, 9756652), (31996, 6675604), (43784, 4878326), (63992, 3337802), (87568, 2439163), (103987, 2054032), (127984, 1668901), (128377, 1663792), (207974, 1027016), (256754, 831896), (415948, 513508)]