26561440

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4049}}^1$

素因数の和:4105

約数の個数: 48

約数和(自身を含む): 64297800

約数和(自身を除く): 37736360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1312, 1640, 3280, 4049, 6560, 8098, 16196, 20245, 32392, 40490, 64784, 80980, 129568, 161960, 166009, 323920, 332018, 647840, 664036, 830045, 1328072, 1660090, 2656144, 3320180, 5312288, 6640360, 13280720, 26561440]

約数ペア:

[(1, 26561440), (2, 13280720), (4, 6640360), (5, 5312288), (8, 3320180), (10, 2656144), (16, 1660090), (20, 1328072), (32, 830045), (40, 664036), (41, 647840), (80, 332018), (82, 323920), (160, 166009), (164, 161960), (205, 129568), (328, 80980), (410, 64784), (656, 40490), (820, 32392), (1312, 20245), (1640, 16196), (3280, 8098), (4049, 6560)]