21826300

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:415

約数の個数: 72

約数和(自身を含む): 51652944

約数和(自身を除く): 29826644

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 37, 50, 68, 74, 85, 100, 148, 170, 185, 340, 347, 370, 425, 629, 694, 740, 850, 925, 1258, 1388, 1700, 1735, 1850, 2516, 3145, 3470, 3700, 5899, 6290, 6940, 8675, 11798, 12580, 12839, 15725, 17350, 23596, 25678, 29495, 31450, 34700, 51356, 58990, 62900, 64195, 117980, 128390, 147475, 218263, 256780, 294950, 320975, 436526, 589900, 641950, 873052, 1091315, 1283900, 2182630, 4365260, 5456575, 10913150, 21826300]

約数ペア:

[(1, 21826300), (2, 10913150), (4, 5456575), (5, 4365260), (10, 2182630), (17, 1283900), (20, 1091315), (25, 873052), (34, 641950), (37, 589900), (50, 436526), (68, 320975), (74, 294950), (85, 256780), (100, 218263), (148, 147475), (170, 128390), (185, 117980), (340, 64195), (347, 62900), (370, 58990), (425, 51356), (629, 34700), (694, 31450), (740, 29495), (850, 25678), (925, 23596), (1258, 17350), (1388, 15725), (1700, 12839), (1735, 12580), (1850, 11798), (2516, 8675), (3145, 6940), (3470, 6290), (3700, 5899)]