81819788

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 155823360

約数和(自身を除く): 74003572

約数列:

[1, 2, 4, 29, 31, 58, 61, 62, 116, 122, 124, 244, 373, 746, 899, 1492, 1769, 1798, 1891, 3538, 3596, 3782, 7076, 7564, 10817, 11563, 21634, 22753, 23126, 43268, 45506, 46252, 54839, 91012, 109678, 219356, 335327, 659837, 670654, 705343, 1319674, 1341308, 1410686, 2639348, 2821372, 20454947, 40909894, 81819788]

約数ペア:

[(1, 81819788), (2, 40909894), (4, 20454947), (29, 2821372), (31, 2639348), (58, 1410686), (61, 1341308), (62, 1319674), (116, 705343), (122, 670654), (124, 659837), (244, 335327), (373, 219356), (746, 109678), (899, 91012), (1492, 54839), (1769, 46252), (1798, 45506), (1891, 43268), (3538, 23126), (3596, 22753), (3782, 21634), (7076, 11563), (7564, 10817)]