61913950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:746

約数の個数: 72

約数和(自身を含む): 137783592

約数和(自身を除く): 75869642

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 49, 50, 70, 74, 98, 175, 185, 245, 259, 350, 370, 490, 518, 683, 925, 1225, 1295, 1366, 1813, 1850, 2450, 2590, 3415, 3626, 4781, 6475, 6830, 9065, 9562, 12950, 17075, 18130, 23905, 25271, 33467, 34150, 45325, 47810, 50542, 66934, 90650, 119525, 126355, 167335, 176897, 239050, 252710, 334670, 353794, 631775, 836675, 884485, 1238279, 1263550, 1673350, 1768970, 2476558, 4422425, 6191395, 8844850, 12382790, 30956975, 61913950]

約数ペア:

[(1, 61913950), (2, 30956975), (5, 12382790), (7, 8844850), (10, 6191395), (14, 4422425), (25, 2476558), (35, 1768970), (37, 1673350), (49, 1263550), (50, 1238279), (70, 884485), (74, 836675), (98, 631775), (175, 353794), (185, 334670), (245, 252710), (259, 239050), (350, 176897), (370, 167335), (490, 126355), (518, 119525), (683, 90650), (925, 66934), (1225, 50542), (1295, 47810), (1366, 45325), (1813, 34150), (1850, 33467), (2450, 25271), (2590, 23905), (3415, 18130), (3626, 17075), (4781, 12950), (6475, 9562), (6830, 9065)]