205440410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{5569}}^1$

素因数の和:5631

約数の個数: 64

約数和(自身を含む): 461998080

約数和(自身を除く): 256557670

約数列:

[1, 2, 5, 7, 10, 14, 17, 31, 34, 35, 62, 70, 85, 119, 155, 170, 217, 238, 310, 434, 527, 595, 1054, 1085, 1190, 2170, 2635, 3689, 5270, 5569, 7378, 11138, 18445, 27845, 36890, 38983, 55690, 77966, 94673, 172639, 189346, 194915, 345278, 389830, 473365, 662711, 863195, 946730, 1208473, 1325422, 1726390, 2416946, 2934863, 3313555, 5869726, 6042365, 6627110, 12084730, 14674315, 20544041, 29348630, 41088082, 102720205, 205440410]

約数ペア:

[(1, 205440410), (2, 102720205), (5, 41088082), (7, 29348630), (10, 20544041), (14, 14674315), (17, 12084730), (31, 6627110), (34, 6042365), (35, 5869726), (62, 3313555), (70, 2934863), (85, 2416946), (119, 1726390), (155, 1325422), (170, 1208473), (217, 946730), (238, 863195), (310, 662711), (434, 473365), (527, 389830), (595, 345278), (1054, 194915), (1085, 189346), (1190, 172639), (2170, 94673), (2635, 77966), (3689, 55690), (5270, 38983), (5569, 36890), (7378, 27845), (11138, 18445)]