77078720

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3049}}^1$

素因数の和:3145

約数の個数: 56

約数和(自身を含む): 185928000

約数和(自身を除く): 108849280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 158, 160, 316, 320, 395, 632, 790, 1264, 1580, 2528, 3049, 3160, 5056, 6098, 6320, 12196, 12640, 15245, 24392, 25280, 30490, 48784, 60980, 97568, 121960, 195136, 240871, 243920, 481742, 487840, 963484, 975680, 1204355, 1926968, 2408710, 3853936, 4817420, 7707872, 9634840, 15415744, 19269680, 38539360, 77078720]

約数ペア:

[(1, 77078720), (2, 38539360), (4, 19269680), (5, 15415744), (8, 9634840), (10, 7707872), (16, 4817420), (20, 3853936), (32, 2408710), (40, 1926968), (64, 1204355), (79, 975680), (80, 963484), (158, 487840), (160, 481742), (316, 243920), (320, 240871), (395, 195136), (632, 121960), (790, 97568), (1264, 60980), (1580, 48784), (2528, 30490), (3049, 25280), (3160, 24392), (5056, 15245), (6098, 12640), (6320, 12196)]