65254240

素因数分解:

$2^5\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1303}}^1$

素因数の和:1631

約数の個数: 48

約数和(自身を含む): 154774368

約数和(自身を除く): 89520128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 313, 626, 1252, 1303, 1565, 2504, 2606, 3130, 5008, 5212, 6260, 6515, 10016, 10424, 12520, 13030, 20848, 25040, 26060, 41696, 50080, 52120, 104240, 208480, 407839, 815678, 1631356, 2039195, 3262712, 4078390, 6525424, 8156780, 13050848, 16313560, 32627120, 65254240]

約数ペア:

[(1, 65254240), (2, 32627120), (4, 16313560), (5, 13050848), (8, 8156780), (10, 6525424), (16, 4078390), (20, 3262712), (32, 2039195), (40, 1631356), (80, 815678), (160, 407839), (313, 208480), (626, 104240), (1252, 52120), (1303, 50080), (1565, 41696), (2504, 26060), (2606, 25040), (3130, 20848), (5008, 13030), (5212, 12520), (6260, 10424), (6515, 10016)]