326799985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 441492480

約数和(自身を除く): 114692495

約数列:

[1, 5, 23, 29, 31, 109, 115, 145, 155, 545, 667, 713, 841, 899, 2507, 3161, 3335, 3379, 3565, 4205, 4495, 12535, 15805, 16895, 19343, 20677, 26071, 72703, 77717, 91669, 96715, 97991, 103385, 130355, 363515, 388585, 458345, 489955, 599633, 2108387, 2253793, 2841739, 2998165, 10541935, 11268965, 14208695, 65359997, 326799985]

約数ペア:

[(1, 326799985), (5, 65359997), (23, 14208695), (29, 11268965), (31, 10541935), (109, 2998165), (115, 2841739), (145, 2253793), (155, 2108387), (545, 599633), (667, 489955), (713, 458345), (841, 388585), (899, 363515), (2507, 130355), (3161, 103385), (3335, 97991), (3379, 96715), (3565, 91669), (4205, 77717), (4495, 72703), (12535, 26071), (15805, 20677), (16895, 19343)]