17393750

素因数分解:

$2^1\times 5^5\times {\mathrm{11}}^2\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 72

約数和(自身を含む): 37403856

約数和(自身を除く): 20010106

約数列:

[1, 2, 5, 10, 11, 22, 23, 25, 46, 50, 55, 110, 115, 121, 125, 230, 242, 250, 253, 275, 506, 550, 575, 605, 625, 1150, 1210, 1250, 1265, 1375, 2530, 2750, 2783, 2875, 3025, 3125, 5566, 5750, 6050, 6250, 6325, 6875, 12650, 13750, 13915, 14375, 15125, 27830, 28750, 30250, 31625, 34375, 63250, 68750, 69575, 71875, 75625, 139150, 143750, 151250, 158125, 316250, 347875, 378125, 695750, 756250, 790625, 1581250, 1739375, 3478750, 8696875, 17393750]

約数ペア:

[(1, 17393750), (2, 8696875), (5, 3478750), (10, 1739375), (11, 1581250), (22, 790625), (23, 756250), (25, 695750), (46, 378125), (50, 347875), (55, 316250), (110, 158125), (115, 151250), (121, 143750), (125, 139150), (230, 75625), (242, 71875), (250, 69575), (253, 68750), (275, 63250), (506, 34375), (550, 31625), (575, 30250), (605, 28750), (625, 27830), (1150, 15125), (1210, 14375), (1250, 13915), (1265, 13750), (1375, 12650), (2530, 6875), (2750, 6325), (2783, 6250), (2875, 6050), (3025, 5750), (3125, 5566)]