56887900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{379}}^1$

素因数の和:491

約数の個数: 72

約数和(自身を含む): 131936000

約数和(自身を除く): 75048100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 79, 95, 100, 158, 190, 316, 379, 380, 395, 475, 758, 790, 950, 1501, 1516, 1580, 1895, 1900, 1975, 3002, 3790, 3950, 6004, 7201, 7505, 7580, 7900, 9475, 14402, 15010, 18950, 28804, 29941, 30020, 36005, 37525, 37900, 59882, 72010, 75050, 119764, 144020, 149705, 150100, 180025, 299410, 360050, 568879, 598820, 720100, 748525, 1137758, 1497050, 2275516, 2844395, 2994100, 5688790, 11377580, 14221975, 28443950, 56887900]

約数ペア:

[(1, 56887900), (2, 28443950), (4, 14221975), (5, 11377580), (10, 5688790), (19, 2994100), (20, 2844395), (25, 2275516), (38, 1497050), (50, 1137758), (76, 748525), (79, 720100), (95, 598820), (100, 568879), (158, 360050), (190, 299410), (316, 180025), (379, 150100), (380, 149705), (395, 144020), (475, 119764), (758, 75050), (790, 72010), (950, 59882), (1501, 37900), (1516, 37525), (1580, 36005), (1895, 30020), (1900, 29941), (1975, 28804), (3002, 18950), (3790, 15010), (3950, 14402), (6004, 9475), (7201, 7900), (7505, 7580)]