7981782770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{44267}}^1$

素因数の和:44379

約数の個数: 64

約数和(自身を含む): 16510193280

約数和(自身を除く): 8528410510

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 73, 95, 130, 146, 190, 247, 365, 494, 730, 949, 1235, 1387, 1898, 2470, 2774, 4745, 6935, 9490, 13870, 18031, 36062, 44267, 88534, 90155, 180310, 221335, 442670, 575471, 841073, 1150942, 1682146, 2877355, 3231491, 4205365, 5754710, 6462982, 8410730, 10933949, 16157455, 21867898, 32314910, 42009383, 54669745, 61398329, 84018766, 109339490, 122796658, 210046915, 306991645, 420093830, 613983290, 798178277, 1596356554, 3990891385, 7981782770]

約数ペア:

[(1, 7981782770), (2, 3990891385), (5, 1596356554), (10, 798178277), (13, 613983290), (19, 420093830), (26, 306991645), (38, 210046915), (65, 122796658), (73, 109339490), (95, 84018766), (130, 61398329), (146, 54669745), (190, 42009383), (247, 32314910), (365, 21867898), (494, 16157455), (730, 10933949), (949, 8410730), (1235, 6462982), (1387, 5754710), (1898, 4205365), (2470, 3231491), (2774, 2877355), (4745, 1682146), (6935, 1150942), (9490, 841073), (13870, 575471), (18031, 442670), (36062, 221335), (44267, 180310), (88534, 90155)]