194237320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^3\times {\mathrm{163}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 454371840

約数和(自身を除く): 260134520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 163, 248, 310, 326, 620, 652, 815, 961, 1240, 1304, 1630, 1922, 3260, 3844, 4805, 5053, 6520, 7688, 9610, 10106, 19220, 20212, 25265, 29791, 38440, 40424, 50530, 59582, 101060, 119164, 148955, 156643, 202120, 238328, 297910, 313286, 595820, 626572, 783215, 1191640, 1253144, 1566430, 3132860, 4855933, 6265720, 9711866, 19423732, 24279665, 38847464, 48559330, 97118660, 194237320]

約数ペア:

[(1, 194237320), (2, 97118660), (4, 48559330), (5, 38847464), (8, 24279665), (10, 19423732), (20, 9711866), (31, 6265720), (40, 4855933), (62, 3132860), (124, 1566430), (155, 1253144), (163, 1191640), (248, 783215), (310, 626572), (326, 595820), (620, 313286), (652, 297910), (815, 238328), (961, 202120), (1240, 156643), (1304, 148955), (1630, 119164), (1922, 101060), (3260, 59582), (3844, 50530), (4805, 40424), (5053, 38440), (6520, 29791), (7688, 25265), (9610, 20212), (10106, 19220)]