90979784

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{421}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 207826560

約数和(自身を除く): 116846776

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 227, 238, 421, 454, 476, 842, 908, 952, 1589, 1684, 1816, 2947, 3178, 3368, 3859, 5894, 6356, 7157, 7718, 11788, 12712, 14314, 15436, 23576, 27013, 28628, 30872, 50099, 54026, 57256, 95567, 100198, 108052, 191134, 200396, 216104, 382268, 400792, 668969, 764536, 1337938, 1624639, 2675876, 3249278, 5351752, 6498556, 11372473, 12997112, 22744946, 45489892, 90979784]

約数ペア:

[(1, 90979784), (2, 45489892), (4, 22744946), (7, 12997112), (8, 11372473), (14, 6498556), (17, 5351752), (28, 3249278), (34, 2675876), (56, 1624639), (68, 1337938), (119, 764536), (136, 668969), (227, 400792), (238, 382268), (421, 216104), (454, 200396), (476, 191134), (842, 108052), (908, 100198), (952, 95567), (1589, 57256), (1684, 54026), (1816, 50099), (2947, 30872), (3178, 28628), (3368, 27013), (3859, 23576), (5894, 15436), (6356, 14314), (7157, 12712), (7718, 11788)]