42838125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 81573888

約数和(自身を除く): 38735763

約数列:

[1, 3, 5, 11, 15, 25, 31, 33, 55, 67, 75, 93, 125, 155, 165, 201, 275, 335, 341, 375, 465, 625, 737, 775, 825, 1005, 1023, 1375, 1675, 1705, 1875, 2077, 2211, 2325, 3685, 3875, 4125, 5025, 5115, 6231, 6875, 8375, 8525, 10385, 11055, 11625, 18425, 19375, 20625, 22847, 25125, 25575, 31155, 41875, 42625, 51925, 55275, 58125, 68541, 92125, 114235, 125625, 127875, 155775, 213125, 259625, 276375, 342705, 460625, 571175, 639375, 778875, 1298125, 1381875, 1713525, 2855875, 3894375, 8567625, 14279375, 42838125]

約数ペア:

[(1, 42838125), (3, 14279375), (5, 8567625), (11, 3894375), (15, 2855875), (25, 1713525), (31, 1381875), (33, 1298125), (55, 778875), (67, 639375), (75, 571175), (93, 460625), (125, 342705), (155, 276375), (165, 259625), (201, 213125), (275, 155775), (335, 127875), (341, 125625), (375, 114235), (465, 92125), (625, 68541), (737, 58125), (775, 55275), (825, 51925), (1005, 42625), (1023, 41875), (1375, 31155), (1675, 25575), (1705, 25125), (1875, 22847), (2077, 20625), (2211, 19375), (2325, 18425), (3685, 11625), (3875, 11055), (4125, 10385), (5025, 8525), (5115, 8375), (6231, 6875)]