27212380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 63271152

約数和(自身を除く): 36058772

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 97, 130, 166, 169, 194, 260, 332, 338, 388, 415, 485, 676, 830, 845, 970, 1079, 1261, 1660, 1690, 1940, 2158, 2522, 3380, 4316, 5044, 5395, 6305, 8051, 10790, 12610, 14027, 16102, 16393, 21580, 25220, 28054, 32204, 32786, 40255, 56108, 65572, 70135, 80510, 81965, 104663, 140270, 161020, 163930, 209326, 280540, 327860, 418652, 523315, 1046630, 1360619, 2093260, 2721238, 5442476, 6803095, 13606190, 27212380]

約数ペア:

[(1, 27212380), (2, 13606190), (4, 6803095), (5, 5442476), (10, 2721238), (13, 2093260), (20, 1360619), (26, 1046630), (52, 523315), (65, 418652), (83, 327860), (97, 280540), (130, 209326), (166, 163930), (169, 161020), (194, 140270), (260, 104663), (332, 81965), (338, 80510), (388, 70135), (415, 65572), (485, 56108), (676, 40255), (830, 32786), (845, 32204), (970, 28054), (1079, 25220), (1261, 21580), (1660, 16393), (1690, 16102), (1940, 14027), (2158, 12610), (2522, 10790), (3380, 8051), (4316, 6305), (5044, 5395)]