7137655.00000000

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:680

約数の個数: 72

約数和(自身を含む): 47645388

約数和(自身を除く): 27229538

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 49, 50, 65, 70, 91, 98, 130, 175, 182, 245, 325, 350, 455, 490, 637, 641, 650, 910, 1225, 1274, 1282, 2275, 2450, 3185, 3205, 4487, 4550, 6370, 6410, 8333, 8974, 15925, 16025, 16666, 22435, 31409, 31850, 32050, 41665, 44870, 58331, 62818, 83330, 112175, 116662, 157045, 208325, 224350, 291655, 314090, 408317, 416650, 583310, 785225, 816634, 1458275, 1570450, 2041585, 2916550, 4083170, 10207925, 20415850]

約数ペア:

[(1, 20415850), (2, 10207925), (5, 4083170), (7, 2916550), (10, 2041585), (13, 1570450), (14, 1458275), (25, 816634), (26, 785225), (35, 583310), (49, 416650), (50, 408317), (65, 314090), (70, 291655), (91, 224350), (98, 208325), (130, 157045), (175, 116662), (182, 112175), (245, 83330), (325, 62818), (350, 58331), (455, 44870), (490, 41665), (637, 32050), (641, 31850), (650, 31409), (910, 22435), (1225, 16666), (1274, 16025), (1282, 15925), (2275, 8974), (2450, 8333), (3185, 6410), (3205, 6370), (4487, 4550)]