97747780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:509

約数の個数: 96

約数和(自身を含む): 238210560

約数和(自身を除く): 140462780

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 47, 52, 65, 76, 94, 95, 130, 188, 190, 235, 247, 260, 380, 421, 470, 494, 611, 842, 893, 940, 988, 1222, 1235, 1684, 1786, 2105, 2444, 2470, 3055, 3572, 4210, 4465, 4940, 5473, 6110, 7999, 8420, 8930, 10946, 11609, 12220, 15998, 17860, 19787, 21892, 23218, 27365, 31996, 39574, 39995, 46436, 54730, 58045, 79148, 79990, 98935, 103987, 109460, 116090, 159980, 197870, 207974, 232180, 257231, 375953, 395740, 415948, 514462, 519935, 751906, 1028924, 1039870, 1286155, 1503812, 1879765, 2079740, 2572310, 3759530, 4887389, 5144620, 7519060, 9774778, 19549556, 24436945, 48873890, 97747780]

約数ペア:

[(1, 97747780), (2, 48873890), (4, 24436945), (5, 19549556), (10, 9774778), (13, 7519060), (19, 5144620), (20, 4887389), (26, 3759530), (38, 2572310), (47, 2079740), (52, 1879765), (65, 1503812), (76, 1286155), (94, 1039870), (95, 1028924), (130, 751906), (188, 519935), (190, 514462), (235, 415948), (247, 395740), (260, 375953), (380, 257231), (421, 232180), (470, 207974), (494, 197870), (611, 159980), (842, 116090), (893, 109460), (940, 103987), (988, 98935), (1222, 79990), (1235, 79148), (1684, 58045), (1786, 54730), (2105, 46436), (2444, 39995), (2470, 39574), (3055, 31996), (3572, 27365), (4210, 23218), (4465, 21892), (4940, 19787), (5473, 17860), (6110, 15998), (7999, 12220), (8420, 11609), (8930, 10946)]