27528830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 64

約数和(自身を含む): 59719680

約数和(自身を除く): 32190850

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 71, 142, 145, 191, 203, 290, 355, 382, 406, 497, 710, 955, 994, 1015, 1337, 1910, 2030, 2059, 2485, 2674, 4118, 4970, 5539, 6685, 10295, 11078, 13370, 13561, 14413, 20590, 27122, 27695, 28826, 38773, 55390, 67805, 72065, 77546, 94927, 135610, 144130, 189854, 193865, 387730, 393269, 474635, 786538, 949270, 1966345, 2752883, 3932690, 5505766, 13764415, 27528830]

約数ペア:

[(1, 27528830), (2, 13764415), (5, 5505766), (7, 3932690), (10, 2752883), (14, 1966345), (29, 949270), (35, 786538), (58, 474635), (70, 393269), (71, 387730), (142, 193865), (145, 189854), (191, 144130), (203, 135610), (290, 94927), (355, 77546), (382, 72065), (406, 67805), (497, 55390), (710, 38773), (955, 28826), (994, 27695), (1015, 27122), (1337, 20590), (1910, 14413), (2030, 13561), (2059, 13370), (2485, 11078), (2674, 10295), (4118, 6685), (4970, 5539)]