27985250

素因数分解:

$2^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 56788992

約数和(自身を除く): 28803742

約数列:

[1, 2, 5, 10, 23, 25, 31, 46, 50, 62, 115, 125, 155, 157, 230, 250, 310, 314, 575, 713, 775, 785, 1150, 1426, 1550, 1570, 2875, 3565, 3611, 3875, 3925, 4867, 5750, 7130, 7222, 7750, 7850, 9734, 17825, 18055, 19625, 24335, 35650, 36110, 39250, 48670, 89125, 90275, 111941, 121675, 178250, 180550, 223882, 243350, 451375, 559705, 608375, 902750, 1119410, 1216750, 2798525, 5597050, 13992625, 27985250]

約数ペア:

[(1, 27985250), (2, 13992625), (5, 5597050), (10, 2798525), (23, 1216750), (25, 1119410), (31, 902750), (46, 608375), (50, 559705), (62, 451375), (115, 243350), (125, 223882), (155, 180550), (157, 178250), (230, 121675), (250, 111941), (310, 90275), (314, 89125), (575, 48670), (713, 39250), (775, 36110), (785, 35650), (1150, 24335), (1426, 19625), (1550, 18055), (1570, 17825), (2875, 9734), (3565, 7850), (3611, 7750), (3875, 7222), (3925, 7130), (4867, 5750)]