78440626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 145152000

約数和(自身を除く): 66711374

約数列:

[1, 2, 11, 19, 22, 23, 38, 41, 46, 82, 199, 209, 253, 398, 418, 437, 451, 506, 779, 874, 902, 943, 1558, 1886, 2189, 3781, 4378, 4577, 4807, 7562, 8159, 8569, 9154, 9614, 10373, 16318, 17138, 17917, 20746, 35834, 41591, 50347, 83182, 86963, 89749, 100694, 155021, 173926, 179498, 187657, 197087, 310042, 375314, 394174, 956593, 1705231, 1913186, 2064227, 3410462, 3565483, 4128454, 7130966, 39220313, 78440626]

約数ペア:

[(1, 78440626), (2, 39220313), (11, 7130966), (19, 4128454), (22, 3565483), (23, 3410462), (38, 2064227), (41, 1913186), (46, 1705231), (82, 956593), (199, 394174), (209, 375314), (253, 310042), (398, 197087), (418, 187657), (437, 179498), (451, 173926), (506, 155021), (779, 100694), (874, 89749), (902, 86963), (943, 83182), (1558, 50347), (1886, 41591), (2189, 35834), (3781, 20746), (4378, 17917), (4577, 17138), (4807, 16318), (7562, 10373), (8159, 9614), (8569, 9154)]