81853096

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:794

約数の個数: 64

約数和(自身を含む): 177871680

約数和(自身を除く): 96018584

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 67, 68, 104, 134, 136, 221, 268, 442, 536, 691, 871, 884, 1139, 1382, 1742, 1768, 2278, 2764, 3484, 4556, 5528, 6968, 8983, 9112, 11747, 14807, 17966, 23494, 29614, 35932, 46297, 46988, 59228, 71864, 92594, 93976, 118456, 152711, 185188, 305422, 370376, 601861, 610844, 787049, 1203722, 1221688, 1574098, 2407444, 3148196, 4814888, 6296392, 10231637, 20463274, 40926548, 81853096]

約数ペア:

[(1, 81853096), (2, 40926548), (4, 20463274), (8, 10231637), (13, 6296392), (17, 4814888), (26, 3148196), (34, 2407444), (52, 1574098), (67, 1221688), (68, 1203722), (104, 787049), (134, 610844), (136, 601861), (221, 370376), (268, 305422), (442, 185188), (536, 152711), (691, 118456), (871, 93976), (884, 92594), (1139, 71864), (1382, 59228), (1742, 46988), (1768, 46297), (2278, 35932), (2764, 29614), (3484, 23494), (4556, 17966), (5528, 14807), (6968, 11747), (8983, 9112)]