195163228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 390243840

約数和(自身を除く): 195080612

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 139, 169, 268, 278, 338, 403, 556, 676, 806, 871, 1612, 1742, 1807, 2077, 3484, 3614, 4154, 4309, 5239, 7228, 8308, 8618, 9313, 10478, 11323, 17236, 18626, 20956, 22646, 23491, 27001, 37252, 45292, 46982, 54002, 56017, 93964, 108004, 112034, 121069, 224068, 242138, 288703, 351013, 484276, 577406, 702026, 728221, 1154812, 1404052, 1456442, 1573897, 2912884, 3147794, 3753139, 6295588, 7506278, 15012556, 48790807, 97581614, 195163228]

約数ペア:

[(1, 195163228), (2, 97581614), (4, 48790807), (13, 15012556), (26, 7506278), (31, 6295588), (52, 3753139), (62, 3147794), (67, 2912884), (124, 1573897), (134, 1456442), (139, 1404052), (169, 1154812), (268, 728221), (278, 702026), (338, 577406), (403, 484276), (556, 351013), (676, 288703), (806, 242138), (871, 224068), (1612, 121069), (1742, 112034), (1807, 108004), (2077, 93964), (3484, 56017), (3614, 54002), (4154, 46982), (4309, 45292), (5239, 37252), (7228, 27001), (8308, 23491), (8618, 22646), (9313, 20956), (10478, 18626), (11323, 17236)]