98697400

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^2\times {\mathrm{1367}}^1$

素因数の和:1421

約数の個数: 72

約数和(自身を含む): 242361720

約数和(自身を除く): 143664320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 361, 380, 475, 722, 760, 950, 1367, 1444, 1805, 1900, 2734, 2888, 3610, 3800, 5468, 6835, 7220, 9025, 10936, 13670, 14440, 18050, 25973, 27340, 34175, 36100, 51946, 54680, 68350, 72200, 103892, 129865, 136700, 207784, 259730, 273400, 493487, 519460, 649325, 986974, 1038920, 1298650, 1973948, 2467435, 2597300, 3947896, 4934870, 5194600, 9869740, 12337175, 19739480, 24674350, 49348700, 98697400]

約数ペア:

[(1, 98697400), (2, 49348700), (4, 24674350), (5, 19739480), (8, 12337175), (10, 9869740), (19, 5194600), (20, 4934870), (25, 3947896), (38, 2597300), (40, 2467435), (50, 1973948), (76, 1298650), (95, 1038920), (100, 986974), (152, 649325), (190, 519460), (200, 493487), (361, 273400), (380, 259730), (475, 207784), (722, 136700), (760, 129865), (950, 103892), (1367, 72200), (1444, 68350), (1805, 54680), (1900, 51946), (2734, 36100), (2888, 34175), (3610, 27340), (3800, 25973), (5468, 18050), (6835, 14440), (7220, 13670), (9025, 10936)]