388634075

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 532332000

約数和(自身を除く): 143697925

約数列:

[1, 5, 19, 25, 29, 89, 95, 145, 317, 445, 475, 551, 725, 1585, 1691, 2225, 2581, 2755, 6023, 7925, 8455, 9193, 12905, 13775, 28213, 30115, 42275, 45965, 49039, 64525, 141065, 150575, 174667, 229825, 245195, 536047, 705325, 818177, 873335, 1225975, 2680235, 4090885, 4366675, 13401175, 15545363, 20454425, 77726815, 388634075]

約数ペア:

[(1, 388634075), (5, 77726815), (19, 20454425), (25, 15545363), (29, 13401175), (89, 4366675), (95, 4090885), (145, 2680235), (317, 1225975), (445, 873335), (475, 818177), (551, 705325), (725, 536047), (1585, 245195), (1691, 229825), (2225, 174667), (2581, 150575), (2755, 141065), (6023, 64525), (7925, 49039), (8455, 45965), (9193, 42275), (12905, 30115), (13775, 28213)]