260898975

素因数分解:

$3^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{6781}}^1$

素因数の和:6822

約数の個数: 60

約数和(自身を含む): 508785640

約数和(自身を除く): 247886665

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 45, 57, 75, 81, 95, 135, 171, 225, 285, 405, 475, 513, 675, 855, 1425, 1539, 2025, 2565, 4275, 6781, 7695, 12825, 20343, 33905, 38475, 61029, 101715, 128839, 169525, 183087, 305145, 386517, 508575, 549261, 644195, 915435, 1159551, 1525725, 1932585, 2746305, 3220975, 3478653, 4577175, 5797755, 9662925, 10435959, 13731525, 17393265, 28988775, 52179795, 86966325, 260898975]

約数ペア:

[(1, 260898975), (3, 86966325), (5, 52179795), (9, 28988775), (15, 17393265), (19, 13731525), (25, 10435959), (27, 9662925), (45, 5797755), (57, 4577175), (75, 3478653), (81, 3220975), (95, 2746305), (135, 1932585), (171, 1525725), (225, 1159551), (285, 915435), (405, 644195), (475, 549261), (513, 508575), (675, 386517), (855, 305145), (1425, 183087), (1539, 169525), (2025, 128839), (2565, 101715), (4275, 61029), (6781, 38475), (7695, 33905), (12825, 20343)]