74528980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{937}}^1$

素因数の和:1084

約数の個数: 48

約数和(自身を含む): 162153936

約数和(自身を除く): 87624956

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 485, 820, 937, 970, 1874, 1940, 3748, 3977, 4685, 7954, 9370, 15908, 18740, 19885, 38417, 39770, 76834, 79540, 90889, 153668, 181778, 192085, 363556, 384170, 454445, 768340, 908890, 1817780, 3726449, 7452898, 14905796, 18632245, 37264490, 74528980]

約数ペア:

[(1, 74528980), (2, 37264490), (4, 18632245), (5, 14905796), (10, 7452898), (20, 3726449), (41, 1817780), (82, 908890), (97, 768340), (164, 454445), (194, 384170), (205, 363556), (388, 192085), (410, 181778), (485, 153668), (820, 90889), (937, 79540), (970, 76834), (1874, 39770), (1940, 38417), (3748, 19885), (3977, 18740), (4685, 15908), (7954, 9370)]