31583320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1433}}^1$

素因数の和:1492

約数の個数: 64

約数和(自身を含む): 77436000

約数和(自身を除く): 45852680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 58, 76, 95, 116, 145, 152, 190, 232, 290, 380, 551, 580, 760, 1102, 1160, 1433, 2204, 2755, 2866, 4408, 5510, 5732, 7165, 11020, 11464, 14330, 22040, 27227, 28660, 41557, 54454, 57320, 83114, 108908, 136135, 166228, 207785, 217816, 272270, 332456, 415570, 544540, 789583, 831140, 1089080, 1579166, 1662280, 3158332, 3947915, 6316664, 7895830, 15791660, 31583320]

約数ペア:

[(1, 31583320), (2, 15791660), (4, 7895830), (5, 6316664), (8, 3947915), (10, 3158332), (19, 1662280), (20, 1579166), (29, 1089080), (38, 831140), (40, 789583), (58, 544540), (76, 415570), (95, 332456), (116, 272270), (145, 217816), (152, 207785), (190, 166228), (232, 136135), (290, 108908), (380, 83114), (551, 57320), (580, 54454), (760, 41557), (1102, 28660), (1160, 27227), (1433, 22040), (2204, 14330), (2755, 11464), (2866, 11020), (4408, 7165), (5510, 5732)]