31385750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 65302848

約数和(自身を除く): 33917098

約数列:

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

約数ペア:

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