4185225

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 8704800

約数和(自身を除く): 4519575

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 89, 95, 99, 165, 171, 209, 225, 267, 275, 285, 445, 475, 495, 627, 801, 825, 855, 979, 1045, 1335, 1425, 1691, 1881, 2225, 2475, 2937, 3135, 4005, 4275, 4895, 5073, 5225, 6675, 8455, 8811, 9405, 14685, 15219, 15675, 18601, 20025, 24475, 25365, 42275, 44055, 47025, 55803, 73425, 76095, 93005, 126825, 167409, 220275, 279015, 380475, 465025, 837045, 1395075, 4185225]

約数ペア:

[(1, 4185225), (3, 1395075), (5, 837045), (9, 465025), (11, 380475), (15, 279015), (19, 220275), (25, 167409), (33, 126825), (45, 93005), (55, 76095), (57, 73425), (75, 55803), (89, 47025), (95, 44055), (99, 42275), (165, 25365), (171, 24475), (209, 20025), (225, 18601), (267, 15675), (275, 15219), (285, 14685), (445, 9405), (475, 8811), (495, 8455), (627, 6675), (801, 5225), (825, 5073), (855, 4895), (979, 4275), (1045, 4005), (1335, 3135), (1425, 2937), (1691, 2475), (1881, 2225)]