16690700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 40174512

約数和(自身を除く): 23483812

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 37, 50, 52, 65, 74, 100, 130, 148, 185, 260, 325, 347, 370, 481, 650, 694, 740, 925, 962, 1300, 1388, 1735, 1850, 1924, 2405, 3470, 3700, 4511, 4810, 6940, 8675, 9022, 9620, 12025, 12839, 17350, 18044, 22555, 24050, 25678, 34700, 45110, 48100, 51356, 64195, 90220, 112775, 128390, 166907, 225550, 256780, 320975, 333814, 451100, 641950, 667628, 834535, 1283900, 1669070, 3338140, 4172675, 8345350, 16690700]

約数ペア:

[(1, 16690700), (2, 8345350), (4, 4172675), (5, 3338140), (10, 1669070), (13, 1283900), (20, 834535), (25, 667628), (26, 641950), (37, 451100), (50, 333814), (52, 320975), (65, 256780), (74, 225550), (100, 166907), (130, 128390), (148, 112775), (185, 90220), (260, 64195), (325, 51356), (347, 48100), (370, 45110), (481, 34700), (650, 25678), (694, 24050), (740, 22555), (925, 18044), (962, 17350), (1300, 12839), (1388, 12025), (1735, 9620), (1850, 9022), (1924, 8675), (2405, 6940), (3470, 4810), (3700, 4511)]