84635740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1289}}^1$

素因数の和:1379

約数の個数: 72

約数和(自身を含む): 210001680

約数和(自身を除く): 125365940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 469, 490, 670, 938, 980, 1289, 1340, 1876, 2345, 2578, 3283, 4690, 5156, 6445, 6566, 9023, 9380, 12890, 13132, 16415, 18046, 25780, 32830, 36092, 45115, 63161, 65660, 86363, 90230, 126322, 172726, 180460, 252644, 315805, 345452, 431815, 604541, 631610, 863630, 1209082, 1263220, 1727260, 2418164, 3022705, 4231787, 6045410, 8463574, 12090820, 16927148, 21158935, 42317870, 84635740]

約数ペア:

[(1, 84635740), (2, 42317870), (4, 21158935), (5, 16927148), (7, 12090820), (10, 8463574), (14, 6045410), (20, 4231787), (28, 3022705), (35, 2418164), (49, 1727260), (67, 1263220), (70, 1209082), (98, 863630), (134, 631610), (140, 604541), (196, 431815), (245, 345452), (268, 315805), (335, 252644), (469, 180460), (490, 172726), (670, 126322), (938, 90230), (980, 86363), (1289, 65660), (1340, 63161), (1876, 45115), (2345, 36092), (2578, 32830), (3283, 25780), (4690, 18046), (5156, 16415), (6445, 13132), (6566, 12890), (9023, 9380)]