71348907500

素因数分解:

$2^2\times 5^4\times {\mathrm{13}}^1\times {\mathrm{2195351}}^1$

素因数の和:2195388

約数の個数: 60

約数和(自身を含む): 168027851376

約数和(自身を除く): 96678943876

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 250, 260, 325, 500, 625, 650, 1250, 1300, 1625, 2500, 3250, 6500, 8125, 16250, 32500, 2195351, 4390702, 8781404, 10976755, 21953510, 28539563, 43907020, 54883775, 57079126, 109767550, 114158252, 142697815, 219535100, 274418875, 285395630, 548837750, 570791260, 713489075, 1097675500, 1372094375, 1426978150, 2744188750, 2853956300, 3567445375, 5488377500, 7134890750, 14269781500, 17837226875, 35674453750, 71348907500]

約数ペア:

[(1, 71348907500), (2, 35674453750), (4, 17837226875), (5, 14269781500), (10, 7134890750), (13, 5488377500), (20, 3567445375), (25, 2853956300), (26, 2744188750), (50, 1426978150), (52, 1372094375), (65, 1097675500), (100, 713489075), (125, 570791260), (130, 548837750), (250, 285395630), (260, 274418875), (325, 219535100), (500, 142697815), (625, 114158252), (650, 109767550), (1250, 57079126), (1300, 54883775), (1625, 43907020), (2500, 28539563), (3250, 21953510), (6500, 10976755), (8125, 8781404), (16250, 4390702), (32500, 2195351)]