202289620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{97}}^1\times {\mathrm{617}}^1$

素因数の和:749

約数の個数: 72

約数和(自身を含む): 465494904

約数和(自身を除く): 263205284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 169, 194, 260, 338, 388, 485, 617, 676, 845, 970, 1234, 1261, 1690, 1940, 2468, 2522, 3085, 3380, 5044, 6170, 6305, 8021, 12340, 12610, 16042, 16393, 25220, 32084, 32786, 40105, 59849, 65572, 80210, 81965, 104273, 119698, 160420, 163930, 208546, 239396, 299245, 327860, 417092, 521365, 598490, 778037, 1042730, 1196980, 1556074, 2085460, 3112148, 3890185, 7780370, 10114481, 15560740, 20228962, 40457924, 50572405, 101144810, 202289620]

約数ペア:

[(1, 202289620), (2, 101144810), (4, 50572405), (5, 40457924), (10, 20228962), (13, 15560740), (20, 10114481), (26, 7780370), (52, 3890185), (65, 3112148), (97, 2085460), (130, 1556074), (169, 1196980), (194, 1042730), (260, 778037), (338, 598490), (388, 521365), (485, 417092), (617, 327860), (676, 299245), (845, 239396), (970, 208546), (1234, 163930), (1261, 160420), (1690, 119698), (1940, 104273), (2468, 81965), (2522, 80210), (3085, 65572), (3380, 59849), (5044, 40105), (6170, 32786), (6305, 32084), (8021, 25220), (12340, 16393), (12610, 16042)]