260028496

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1$

素因数の和:889

約数の個数: 120

約数和(自身を含む): 652291584

約数和(自身を除く): 392263088

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 49, 52, 56, 62, 91, 98, 104, 112, 124, 182, 196, 208, 217, 248, 364, 392, 403, 434, 496, 637, 728, 784, 806, 823, 868, 1274, 1456, 1519, 1612, 1646, 1736, 2548, 2821, 3038, 3224, 3292, 3472, 5096, 5642, 5761, 6076, 6448, 6584, 10192, 10699, 11284, 11522, 12152, 13168, 19747, 21398, 22568, 23044, 24304, 25513, 39494, 40327, 42796, 45136, 46088, 51026, 74893, 78988, 80654, 85592, 92176, 102052, 149786, 157976, 161308, 171184, 178591, 204104, 299572, 315952, 322616, 331669, 357182, 408208, 524251, 599144, 645232, 663338, 714364, 1048502, 1198288, 1250137, 1326676, 1428728, 2097004, 2321683, 2500274, 2653352, 2857456, 4194008, 4643366, 5000548, 5306704, 8388016, 9286732, 10001096, 16251781, 18573464, 20002192, 32503562, 37146928, 65007124, 130014248, 260028496]

約数ペア:

[(1, 260028496), (2, 130014248), (4, 65007124), (7, 37146928), (8, 32503562), (13, 20002192), (14, 18573464), (16, 16251781), (26, 10001096), (28, 9286732), (31, 8388016), (49, 5306704), (52, 5000548), (56, 4643366), (62, 4194008), (91, 2857456), (98, 2653352), (104, 2500274), (112, 2321683), (124, 2097004), (182, 1428728), (196, 1326676), (208, 1250137), (217, 1198288), (248, 1048502), (364, 714364), (392, 663338), (403, 645232), (434, 599144), (496, 524251), (637, 408208), (728, 357182), (784, 331669), (806, 322616), (823, 315952), (868, 299572), (1274, 204104), (1456, 178591), (1519, 171184), (1612, 161308), (1646, 157976), (1736, 149786), (2548, 102052), (2821, 92176), (3038, 85592), (3224, 80654), (3292, 78988), (3472, 74893), (5096, 51026), (5642, 46088), (5761, 45136), (6076, 42796), (6448, 40327), (6584, 39494), (10192, 25513), (10699, 24304), (11284, 23044), (11522, 22568), (12152, 21398), (13168, 19747)]