646096048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1033}}^1$

素因数の和:1182

約数の個数: 80

約数和(自身を含む): 1407298816

約数和(自身を除く): 761202768

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 97, 104, 124, 194, 208, 248, 388, 403, 496, 776, 806, 1033, 1261, 1552, 1612, 2066, 2522, 3007, 3224, 4132, 5044, 6014, 6448, 8264, 10088, 12028, 13429, 16528, 20176, 24056, 26858, 32023, 39091, 48112, 53716, 64046, 78182, 100201, 107432, 128092, 156364, 200402, 214864, 256184, 312728, 400804, 416299, 512368, 625456, 801608, 832598, 1302613, 1603216, 1665196, 2605226, 3106231, 3330392, 5210452, 6212462, 6660784, 10420904, 12424924, 20841808, 24849848, 40381003, 49699696, 80762006, 161524012, 323048024, 646096048]

約数ペア:

[(1, 646096048), (2, 323048024), (4, 161524012), (8, 80762006), (13, 49699696), (16, 40381003), (26, 24849848), (31, 20841808), (52, 12424924), (62, 10420904), (97, 6660784), (104, 6212462), (124, 5210452), (194, 3330392), (208, 3106231), (248, 2605226), (388, 1665196), (403, 1603216), (496, 1302613), (776, 832598), (806, 801608), (1033, 625456), (1261, 512368), (1552, 416299), (1612, 400804), (2066, 312728), (2522, 256184), (3007, 214864), (3224, 200402), (4132, 156364), (5044, 128092), (6014, 107432), (6448, 100201), (8264, 78182), (10088, 64046), (12028, 53716), (13429, 48112), (16528, 39091), (20176, 32023), (24056, 26858)]