20227598500

素因数分解:

$2^2\times 5^3\times {\mathrm{3257}}^1\times {\mathrm{12421}}^1$

素因数の和:15697

約数の個数: 48

約数和(自身を含む): 44194196592

約数和(自身を除く): 23966598092

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 500, 3257, 6514, 12421, 13028, 16285, 24842, 32570, 49684, 62105, 65140, 81425, 124210, 162850, 248420, 310525, 325700, 407125, 621050, 814250, 1242100, 1552625, 1628500, 3105250, 6210500, 40455197, 80910394, 161820788, 202275985, 404551970, 809103940, 1011379925, 2022759850, 4045519700, 5056899625, 10113799250, 20227598500]

約数ペア:

[(1, 20227598500), (2, 10113799250), (4, 5056899625), (5, 4045519700), (10, 2022759850), (20, 1011379925), (25, 809103940), (50, 404551970), (100, 202275985), (125, 161820788), (250, 80910394), (500, 40455197), (3257, 6210500), (6514, 3105250), (12421, 1628500), (13028, 1552625), (16285, 1242100), (24842, 814250), (32570, 621050), (49684, 407125), (62105, 325700), (65140, 310525), (81425, 248420), (124210, 162850)]