270750025

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1951}}^1$

素因数の和:2042

約数の個数: 48

約数和(自身を含む): 420195328

約数和(自身を除く): 149445303

約数列:

[1, 5, 7, 13, 25, 35, 61, 65, 91, 175, 305, 325, 427, 455, 793, 1525, 1951, 2135, 2275, 3965, 5551, 9755, 10675, 13657, 19825, 25363, 27755, 48775, 68285, 119011, 126815, 138775, 177541, 341425, 595055, 634075, 833077, 887705, 1547143, 2975275, 4165385, 4438525, 7735715, 10830001, 20826925, 38678575, 54150005, 270750025]

約数ペア:

[(1, 270750025), (5, 54150005), (7, 38678575), (13, 20826925), (25, 10830001), (35, 7735715), (61, 4438525), (65, 4165385), (91, 2975275), (175, 1547143), (305, 887705), (325, 833077), (427, 634075), (455, 595055), (793, 341425), (1525, 177541), (1951, 138775), (2135, 126815), (2275, 119011), (3965, 68285), (5551, 48775), (9755, 27755), (10675, 25363), (13657, 19825)]