520236975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6689}}^1$

素因数の和:6780

約数の個数: 48

約数和(自身を含む): 925788960

約数和(自身を除く): 405551985

約数列:

[1, 3, 5, 15, 17, 25, 51, 61, 75, 85, 183, 255, 305, 425, 915, 1037, 1275, 1525, 3111, 4575, 5185, 6689, 15555, 20067, 25925, 33445, 77775, 100335, 113713, 167225, 341139, 408029, 501675, 568565, 1224087, 1705695, 2040145, 2842825, 6120435, 6936493, 8528475, 10200725, 20809479, 30602175, 34682465, 104047395, 173412325, 520236975]

約数ペア:

[(1, 520236975), (3, 173412325), (5, 104047395), (15, 34682465), (17, 30602175), (25, 20809479), (51, 10200725), (61, 8528475), (75, 6936493), (85, 6120435), (183, 2842825), (255, 2040145), (305, 1705695), (425, 1224087), (915, 568565), (1037, 501675), (1275, 408029), (1525, 341139), (3111, 167225), (4575, 113713), (5185, 100335), (6689, 77775), (15555, 33445), (20067, 25925)]