445442720

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^2\times {\mathrm{2897}}^1$

素因数の和:2974

約数の個数: 72

約数和(自身を含む): 1087775892

約数和(自身を除く): 642333172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 961, 992, 1240, 1922, 2480, 2897, 3844, 4805, 4960, 5794, 7688, 9610, 11588, 14485, 15376, 19220, 23176, 28970, 30752, 38440, 46352, 57940, 76880, 89807, 92704, 115880, 153760, 179614, 231760, 359228, 449035, 463520, 718456, 898070, 1436912, 1796140, 2784017, 2873824, 3592280, 5568034, 7184560, 11136068, 13920085, 14369120, 22272136, 27840170, 44544272, 55680340, 89088544, 111360680, 222721360, 445442720]

約数ペア:

[(1, 445442720), (2, 222721360), (4, 111360680), (5, 89088544), (8, 55680340), (10, 44544272), (16, 27840170), (20, 22272136), (31, 14369120), (32, 13920085), (40, 11136068), (62, 7184560), (80, 5568034), (124, 3592280), (155, 2873824), (160, 2784017), (248, 1796140), (310, 1436912), (496, 898070), (620, 718456), (961, 463520), (992, 449035), (1240, 359228), (1922, 231760), (2480, 179614), (2897, 153760), (3844, 115880), (4805, 92704), (4960, 89807), (5794, 76880), (7688, 57940), (9610, 46352), (11588, 38440), (14485, 30752), (15376, 28970), (19220, 23176)]