8012912800

素因数分解:

$2^5\times 5^2\times {\mathrm{659}}^1\times {\mathrm{15199}}^1$

素因数の和:15878

約数の個数: 72

約数和(自身を含む): 19592496000

約数和(自身を除く): 11579583200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 659, 800, 1318, 2636, 3295, 5272, 6590, 10544, 13180, 15199, 16475, 21088, 26360, 30398, 32950, 52720, 60796, 65900, 75995, 105440, 121592, 131800, 151990, 243184, 263600, 303980, 379975, 486368, 527200, 607960, 759950, 1215920, 1519900, 2431840, 3039800, 6079600, 10016141, 12159200, 20032282, 40064564, 50080705, 80129128, 100161410, 160258256, 200322820, 250403525, 320516512, 400645640, 500807050, 801291280, 1001614100, 1602582560, 2003228200, 4006456400, 8012912800]

約数ペア:

[(1, 8012912800), (2, 4006456400), (4, 2003228200), (5, 1602582560), (8, 1001614100), (10, 801291280), (16, 500807050), (20, 400645640), (25, 320516512), (32, 250403525), (40, 200322820), (50, 160258256), (80, 100161410), (100, 80129128), (160, 50080705), (200, 40064564), (400, 20032282), (659, 12159200), (800, 10016141), (1318, 6079600), (2636, 3039800), (3295, 2431840), (5272, 1519900), (6590, 1215920), (10544, 759950), (13180, 607960), (15199, 527200), (16475, 486368), (21088, 379975), (26360, 303980), (30398, 263600), (32950, 243184), (52720, 151990), (60796, 131800), (65900, 121592), (75995, 105440)]