13021580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 33445440

約数和(自身を除く): 20423860

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 29, 44, 52, 55, 58, 65, 110, 116, 130, 143, 145, 157, 220, 260, 286, 290, 314, 319, 377, 572, 580, 628, 638, 715, 754, 785, 1276, 1430, 1508, 1570, 1595, 1727, 1885, 2041, 2860, 3140, 3190, 3454, 3770, 4082, 4147, 4553, 6380, 6908, 7540, 8164, 8294, 8635, 9106, 10205, 16588, 17270, 18212, 20410, 20735, 22451, 22765, 34540, 40820, 41470, 44902, 45530, 50083, 59189, 82940, 89804, 91060, 100166, 112255, 118378, 200332, 224510, 236756, 250415, 295945, 449020, 500830, 591890, 651079, 1001660, 1183780, 1302158, 2604316, 3255395, 6510790, 13021580]

約数ペア:

[(1, 13021580), (2, 6510790), (4, 3255395), (5, 2604316), (10, 1302158), (11, 1183780), (13, 1001660), (20, 651079), (22, 591890), (26, 500830), (29, 449020), (44, 295945), (52, 250415), (55, 236756), (58, 224510), (65, 200332), (110, 118378), (116, 112255), (130, 100166), (143, 91060), (145, 89804), (157, 82940), (220, 59189), (260, 50083), (286, 45530), (290, 44902), (314, 41470), (319, 40820), (377, 34540), (572, 22765), (580, 22451), (628, 20735), (638, 20410), (715, 18212), (754, 17270), (785, 16588), (1276, 10205), (1430, 9106), (1508, 8635), (1570, 8294), (1595, 8164), (1727, 7540), (1885, 6908), (2041, 6380), (2860, 4553), (3140, 4147), (3190, 4082), (3454, 3770)]