213424150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7247}}^1$

素因数の和:7309

約数の個数: 48

約数和(自身を含む): 431400960

約数和(自身を除く): 217976810

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2945, 5890, 7247, 14494, 14725, 29450, 36235, 72470, 137693, 181175, 224657, 275386, 362350, 449314, 688465, 1123285, 1376930, 2246570, 3442325, 4268483, 5616425, 6884650, 8536966, 11232850, 21342415, 42684830, 106712075, 213424150]

約数ペア:

[(1, 213424150), (2, 106712075), (5, 42684830), (10, 21342415), (19, 11232850), (25, 8536966), (31, 6884650), (38, 5616425), (50, 4268483), (62, 3442325), (95, 2246570), (155, 1376930), (190, 1123285), (310, 688465), (475, 449314), (589, 362350), (775, 275386), (950, 224657), (1178, 181175), (1550, 137693), (2945, 72470), (5890, 36235), (7247, 29450), (14494, 14725)]