8620574116

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{128981}}^1$

素因数の和:129041

約数の個数: 72

約数和(自身を含む): 19762106112

約数和(自身を除く): 11141531996

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 49, 62, 77, 98, 124, 154, 196, 217, 308, 341, 434, 539, 682, 868, 1078, 1364, 1519, 2156, 2387, 3038, 4774, 6076, 9548, 16709, 33418, 66836, 128981, 257962, 515924, 902867, 1418791, 1805734, 2837582, 3611468, 3998411, 5675164, 6320069, 7996822, 9931537, 12640138, 15993644, 19863074, 25280276, 27988877, 39726148, 43982521, 55977754, 69520759, 87965042, 111955508, 139041518, 175930084, 195922139, 278083036, 307877647, 391844278, 615755294, 783688556, 1231510588, 2155143529, 4310287058, 8620574116]

約数ペア:

[(1, 8620574116), (2, 4310287058), (4, 2155143529), (7, 1231510588), (11, 783688556), (14, 615755294), (22, 391844278), (28, 307877647), (31, 278083036), (44, 195922139), (49, 175930084), (62, 139041518), (77, 111955508), (98, 87965042), (124, 69520759), (154, 55977754), (196, 43982521), (217, 39726148), (308, 27988877), (341, 25280276), (434, 19863074), (539, 15993644), (682, 12640138), (868, 9931537), (1078, 7996822), (1364, 6320069), (1519, 5675164), (2156, 3998411), (2387, 3611468), (3038, 2837582), (4774, 1805734), (6076, 1418791), (9548, 902867), (16709, 515924), (33418, 257962), (66836, 128981)]