72494275

素因数分解:

$5^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 113992704

約数和(自身を除く): 41498429

約数列:

[1, 5, 7, 23, 25, 31, 35, 49, 83, 115, 155, 161, 175, 217, 245, 415, 575, 581, 713, 775, 805, 1085, 1127, 1225, 1519, 1909, 2075, 2573, 2905, 3565, 4025, 4067, 4991, 5425, 5635, 7595, 9545, 12865, 13363, 14525, 17825, 18011, 20335, 24955, 28175, 34937, 37975, 47725, 59179, 64325, 66815, 90055, 93541, 101675, 124775, 126077, 174685, 295895, 334075, 414253, 450275, 467705, 630385, 873425, 1479475, 2071265, 2338525, 2899771, 3151925, 10356325, 14498855, 72494275]

約数ペア:

[(1, 72494275), (5, 14498855), (7, 10356325), (23, 3151925), (25, 2899771), (31, 2338525), (35, 2071265), (49, 1479475), (83, 873425), (115, 630385), (155, 467705), (161, 450275), (175, 414253), (217, 334075), (245, 295895), (415, 174685), (575, 126077), (581, 124775), (713, 101675), (775, 93541), (805, 90055), (1085, 66815), (1127, 64325), (1225, 59179), (1519, 47725), (1909, 37975), (2075, 34937), (2573, 28175), (2905, 24955), (3565, 20335), (4025, 18011), (4067, 17825), (4991, 14525), (5425, 13363), (5635, 12865), (7595, 9545)]