665268164

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 1315614720

約数和(自身を除く): 650346556

約数列:

[1, 2, 4, 11, 22, 44, 79, 121, 127, 137, 158, 242, 254, 274, 316, 484, 508, 548, 869, 1397, 1507, 1738, 2794, 3014, 3476, 5588, 6028, 9559, 10033, 10823, 15367, 16577, 17399, 19118, 20066, 21646, 30734, 33154, 34798, 38236, 40132, 43292, 61468, 66308, 69596, 110363, 119053, 191389, 220726, 238106, 382778, 441452, 476212, 765556, 1213993, 1309583, 1374521, 2105279, 2427986, 2619166, 2749042, 4210558, 4855972, 5238332, 5498084, 8421116, 15119731, 30239462, 60478924, 166317041, 332634082, 665268164]

約数ペア:

[(1, 665268164), (2, 332634082), (4, 166317041), (11, 60478924), (22, 30239462), (44, 15119731), (79, 8421116), (121, 5498084), (127, 5238332), (137, 4855972), (158, 4210558), (242, 2749042), (254, 2619166), (274, 2427986), (316, 2105279), (484, 1374521), (508, 1309583), (548, 1213993), (869, 765556), (1397, 476212), (1507, 441452), (1738, 382778), (2794, 238106), (3014, 220726), (3476, 191389), (5588, 119053), (6028, 110363), (9559, 69596), (10033, 66308), (10823, 61468), (15367, 43292), (16577, 40132), (17399, 38236), (19118, 34798), (20066, 33154), (21646, 30734)]