77771200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3739}}^1$

素因数の和:3774

約数の個数: 84

約数和(自身を含む): 206141320

約数和(自身を除く): 128370120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 160, 200, 208, 260, 320, 325, 400, 416, 520, 650, 800, 832, 1040, 1300, 1600, 2080, 2600, 3739, 4160, 5200, 7478, 10400, 14956, 18695, 20800, 29912, 37390, 48607, 59824, 74780, 93475, 97214, 119648, 149560, 186950, 194428, 239296, 243035, 299120, 373900, 388856, 486070, 598240, 747800, 777712, 972140, 1196480, 1215175, 1495600, 1555424, 1944280, 2430350, 2991200, 3110848, 3888560, 4860700, 5982400, 7777120, 9721400, 15554240, 19442800, 38885600, 77771200]

約数ペア:

[(1, 77771200), (2, 38885600), (4, 19442800), (5, 15554240), (8, 9721400), (10, 7777120), (13, 5982400), (16, 4860700), (20, 3888560), (25, 3110848), (26, 2991200), (32, 2430350), (40, 1944280), (50, 1555424), (52, 1495600), (64, 1215175), (65, 1196480), (80, 972140), (100, 777712), (104, 747800), (130, 598240), (160, 486070), (200, 388856), (208, 373900), (260, 299120), (320, 243035), (325, 239296), (400, 194428), (416, 186950), (520, 149560), (650, 119648), (800, 97214), (832, 93475), (1040, 74780), (1300, 59824), (1600, 48607), (2080, 37390), (2600, 29912), (3739, 20800), (4160, 18695), (5200, 14956), (7478, 10400)]