72800476

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:323

約数の個数: 72

約数和(自身を含む): 158291280

約数和(自身を除く): 85490804

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 113, 133, 173, 196, 226, 266, 346, 452, 532, 692, 791, 931, 1211, 1582, 1862, 2147, 2422, 3164, 3287, 3724, 4294, 4844, 5537, 6574, 8477, 8588, 11074, 13148, 15029, 16954, 19549, 22148, 23009, 30058, 33908, 39098, 46018, 60116, 78196, 92036, 105203, 136843, 161063, 210406, 273686, 322126, 371431, 420812, 547372, 644252, 742862, 957901, 1485724, 1915802, 2600017, 3831604, 5200034, 10400068, 18200119, 36400238, 72800476]

約数ペア:

[(1, 72800476), (2, 36400238), (4, 18200119), (7, 10400068), (14, 5200034), (19, 3831604), (28, 2600017), (38, 1915802), (49, 1485724), (76, 957901), (98, 742862), (113, 644252), (133, 547372), (173, 420812), (196, 371431), (226, 322126), (266, 273686), (346, 210406), (452, 161063), (532, 136843), (692, 105203), (791, 92036), (931, 78196), (1211, 60116), (1582, 46018), (1862, 39098), (2147, 33908), (2422, 30058), (3164, 23009), (3287, 22148), (3724, 19549), (4294, 16954), (4844, 15029), (5537, 13148), (6574, 11074), (8477, 8588)]