71736573880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{283813}}^1$

素因数の和:283984

約数の個数: 64

約数和(自身を含む): 165520324800

約数和(自身を除く): 93783750920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 89, 142, 178, 284, 355, 356, 445, 568, 710, 712, 890, 1420, 1780, 2840, 3560, 6319, 12638, 25276, 31595, 50552, 63190, 126380, 252760, 283813, 567626, 1135252, 1419065, 2270504, 2838130, 5676260, 11352520, 20150723, 25259357, 40301446, 50518714, 80602892, 100753615, 101037428, 126296785, 161205784, 201507230, 202074856, 252593570, 403014460, 505187140, 806028920, 1010374280, 1793414347, 3586828694, 7173657388, 8967071735, 14347314776, 17934143470, 35868286940, 71736573880]

約数ペア:

[(1, 71736573880), (2, 35868286940), (4, 17934143470), (5, 14347314776), (8, 8967071735), (10, 7173657388), (20, 3586828694), (40, 1793414347), (71, 1010374280), (89, 806028920), (142, 505187140), (178, 403014460), (284, 252593570), (355, 202074856), (356, 201507230), (445, 161205784), (568, 126296785), (710, 101037428), (712, 100753615), (890, 80602892), (1420, 50518714), (1780, 40301446), (2840, 25259357), (3560, 20150723), (6319, 11352520), (12638, 5676260), (25276, 2838130), (31595, 2270504), (50552, 1419065), (63190, 1135252), (126380, 567626), (252760, 283813)]