80144812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2591}}^1$

素因数の和:2662

約数の個数: 48

約数和(自身を含む): 165473280

約数和(自身を除く): 85328468

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 148, 209, 407, 418, 703, 814, 836, 1406, 1628, 2591, 2812, 5182, 7733, 10364, 15466, 28501, 30932, 49229, 57002, 95867, 98458, 114004, 191734, 196916, 383468, 541519, 1054537, 1083038, 1821473, 2109074, 2166076, 3642946, 4218148, 7285892, 20036203, 40072406, 80144812]

約数ペア:

[(1, 80144812), (2, 40072406), (4, 20036203), (11, 7285892), (19, 4218148), (22, 3642946), (37, 2166076), (38, 2109074), (44, 1821473), (74, 1083038), (76, 1054537), (148, 541519), (209, 383468), (407, 196916), (418, 191734), (703, 114004), (814, 98458), (836, 95867), (1406, 57002), (1628, 49229), (2591, 30932), (2812, 28501), (5182, 15466), (7733, 10364)]