156928750

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:247

約数の個数: 80

約数和(自身を含む): 326932848

約数和(自身を除く): 170004098

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 101, 110, 113, 125, 202, 226, 250, 275, 505, 550, 565, 625, 1010, 1111, 1130, 1243, 1250, 1375, 2222, 2486, 2525, 2750, 2825, 5050, 5555, 5650, 6215, 6875, 11110, 11413, 12430, 12625, 13750, 14125, 22826, 25250, 27775, 28250, 31075, 55550, 57065, 62150, 63125, 70625, 114130, 125543, 126250, 138875, 141250, 155375, 251086, 277750, 285325, 310750, 570650, 627715, 694375, 776875, 1255430, 1388750, 1426625, 1553750, 2853250, 3138575, 6277150, 7133125, 14266250, 15692875, 31385750, 78464375, 156928750]

約数ペア:

[(1, 156928750), (2, 78464375), (5, 31385750), (10, 15692875), (11, 14266250), (22, 7133125), (25, 6277150), (50, 3138575), (55, 2853250), (101, 1553750), (110, 1426625), (113, 1388750), (125, 1255430), (202, 776875), (226, 694375), (250, 627715), (275, 570650), (505, 310750), (550, 285325), (565, 277750), (625, 251086), (1010, 155375), (1111, 141250), (1130, 138875), (1243, 126250), (1250, 125543), (1375, 114130), (2222, 70625), (2486, 63125), (2525, 62150), (2750, 57065), (2825, 55550), (5050, 31075), (5555, 28250), (5650, 27775), (6215, 25250), (6875, 22826), (11110, 14125), (11413, 13750), (12430, 12625)]