505897275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{167}}^1\times {\mathrm{239}}^1$

素因数の和:445

約数の個数: 72

約数和(自身を含む): 914941440

約数和(自身を除く): 409044165

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 167, 169, 195, 239, 325, 501, 507, 717, 835, 845, 975, 1195, 2171, 2505, 2535, 3107, 3585, 4175, 4225, 5975, 6513, 9321, 10855, 12525, 12675, 15535, 17925, 28223, 32565, 39913, 40391, 46605, 54275, 77675, 84669, 119739, 121173, 141115, 162825, 199565, 201955, 233025, 423345, 518869, 598695, 605865, 705575, 997825, 1009775, 1556607, 2116725, 2594345, 2993475, 3029325, 6745297, 7783035, 12971725, 20235891, 33726485, 38915175, 101179455, 168632425, 505897275]

約数ペア:

[(1, 505897275), (3, 168632425), (5, 101179455), (13, 38915175), (15, 33726485), (25, 20235891), (39, 12971725), (65, 7783035), (75, 6745297), (167, 3029325), (169, 2993475), (195, 2594345), (239, 2116725), (325, 1556607), (501, 1009775), (507, 997825), (717, 705575), (835, 605865), (845, 598695), (975, 518869), (1195, 423345), (2171, 233025), (2505, 201955), (2535, 199565), (3107, 162825), (3585, 141115), (4175, 121173), (4225, 119739), (5975, 84669), (6513, 77675), (9321, 54275), (10855, 46605), (12525, 40391), (12675, 39913), (15535, 32565), (17925, 28223)]