165020409880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{11447}}^1\times {\mathrm{4937}}^1$

素因数の和:16468

約数の個数: 64

約数和(自身を含む): 376491291840

約数和(自身を除く): 211470881960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 4937, 9874, 11447, 19748, 22894, 24685, 39496, 45788, 49370, 57235, 91576, 98740, 114470, 197480, 228940, 360401, 457880, 720802, 835631, 1441604, 1671262, 1802005, 2883208, 3342524, 3604010, 4178155, 6685048, 7208020, 8356310, 14416040, 16712620, 33425240, 56513839, 113027678, 226055356, 282569195, 452110712, 565138390, 1130276780, 2260553560, 4125510247, 8251020494, 16502040988, 20627551235, 33004081976, 41255102470, 82510204940, 165020409880]

約数ペア:

[(1, 165020409880), (2, 82510204940), (4, 41255102470), (5, 33004081976), (8, 20627551235), (10, 16502040988), (20, 8251020494), (40, 4125510247), (73, 2260553560), (146, 1130276780), (292, 565138390), (365, 452110712), (584, 282569195), (730, 226055356), (1460, 113027678), (2920, 56513839), (4937, 33425240), (9874, 16712620), (11447, 14416040), (19748, 8356310), (22894, 7208020), (24685, 6685048), (39496, 4178155), (45788, 3604010), (49370, 3342524), (57235, 2883208), (91576, 1802005), (98740, 1671262), (114470, 1441604), (197480, 835631), (228940, 720802), (360401, 457880)]