31866250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:125

約数の個数: 80

約数和(自身を含む): 67309704

約数和(自身を除く): 35443454

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 53, 65, 74, 106, 125, 130, 185, 250, 265, 325, 370, 481, 530, 625, 650, 689, 925, 962, 1250, 1325, 1378, 1625, 1850, 1961, 2405, 2650, 3250, 3445, 3922, 4625, 4810, 6625, 6890, 8125, 9250, 9805, 12025, 13250, 16250, 17225, 19610, 23125, 24050, 25493, 33125, 34450, 46250, 49025, 50986, 60125, 66250, 86125, 98050, 120250, 127465, 172250, 245125, 254930, 300625, 430625, 490250, 601250, 637325, 861250, 1225625, 1274650, 2451250, 3186625, 6373250, 15933125, 31866250]

約数ペア:

[(1, 31866250), (2, 15933125), (5, 6373250), (10, 3186625), (13, 2451250), (25, 1274650), (26, 1225625), (37, 861250), (50, 637325), (53, 601250), (65, 490250), (74, 430625), (106, 300625), (125, 254930), (130, 245125), (185, 172250), (250, 127465), (265, 120250), (325, 98050), (370, 86125), (481, 66250), (530, 60125), (625, 50986), (650, 49025), (689, 46250), (925, 34450), (962, 33125), (1250, 25493), (1325, 24050), (1378, 23125), (1625, 19610), (1850, 17225), (1961, 16250), (2405, 13250), (2650, 12025), (3250, 9805), (3445, 9250), (3922, 8125), (4625, 6890), (4810, 6625)]