84900340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{2113}}^1$

素因数の和:2177

約数の個数: 72

約数和(自身を含む): 212558472

約数和(自身を除く): 127658132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2113, 2870, 4018, 4226, 5740, 8036, 8452, 10045, 10565, 14791, 20090, 21130, 29582, 40180, 42260, 59164, 73955, 86633, 103537, 147910, 173266, 207074, 295820, 346532, 414148, 433165, 517685, 606431, 866330, 1035370, 1212862, 1732660, 2070740, 2425724, 3032155, 4245017, 6064310, 8490034, 12128620, 16980068, 21225085, 42450170, 84900340]

約数ペア:

[(1, 84900340), (2, 42450170), (4, 21225085), (5, 16980068), (7, 12128620), (10, 8490034), (14, 6064310), (20, 4245017), (28, 3032155), (35, 2425724), (41, 2070740), (49, 1732660), (70, 1212862), (82, 1035370), (98, 866330), (140, 606431), (164, 517685), (196, 433165), (205, 414148), (245, 346532), (287, 295820), (410, 207074), (490, 173266), (574, 147910), (820, 103537), (980, 86633), (1148, 73955), (1435, 59164), (2009, 42260), (2113, 40180), (2870, 29582), (4018, 21130), (4226, 20090), (5740, 14791), (8036, 10565), (8452, 10045)]