26021840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:348

約数の個数: 80

約数和(自身を含む): 65995776

約数和(自身を除く): 39973936

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 131, 191, 208, 260, 262, 382, 520, 524, 655, 764, 955, 1040, 1048, 1310, 1528, 1703, 1910, 2096, 2483, 2620, 3056, 3406, 3820, 4966, 5240, 6812, 7640, 8515, 9932, 10480, 12415, 13624, 15280, 17030, 19864, 24830, 25021, 27248, 34060, 39728, 49660, 50042, 68120, 99320, 100084, 125105, 136240, 198640, 200168, 250210, 325273, 400336, 500420, 650546, 1000840, 1301092, 1626365, 2001680, 2602184, 3252730, 5204368, 6505460, 13010920, 26021840]

約数ペア:

[(1, 26021840), (2, 13010920), (4, 6505460), (5, 5204368), (8, 3252730), (10, 2602184), (13, 2001680), (16, 1626365), (20, 1301092), (26, 1000840), (40, 650546), (52, 500420), (65, 400336), (80, 325273), (104, 250210), (130, 200168), (131, 198640), (191, 136240), (208, 125105), (260, 100084), (262, 99320), (382, 68120), (520, 50042), (524, 49660), (655, 39728), (764, 34060), (955, 27248), (1040, 25021), (1048, 24830), (1310, 19864), (1528, 17030), (1703, 15280), (1910, 13624), (2096, 12415), (2483, 10480), (2620, 9932), (3056, 8515), (3406, 7640), (3820, 6812), (4966, 5240)]