67802020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 169456896

約数和(自身を除く): 101654876

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 151, 157, 220, 260, 286, 302, 314, 572, 604, 628, 715, 755, 785, 1430, 1510, 1570, 1661, 1727, 1963, 2041, 2860, 3020, 3140, 3322, 3454, 3926, 4082, 6644, 6908, 7852, 8164, 8305, 8635, 9815, 10205, 16610, 17270, 19630, 20410, 21593, 22451, 23707, 33220, 34540, 39260, 40820, 43186, 44902, 47414, 86372, 89804, 94828, 107965, 112255, 118535, 215930, 224510, 237070, 260777, 308191, 431860, 449020, 474140, 521554, 616382, 1043108, 1232764, 1303885, 1540955, 2607770, 3081910, 3390101, 5215540, 6163820, 6780202, 13560404, 16950505, 33901010, 67802020]

約数ペア:

[(1, 67802020), (2, 33901010), (4, 16950505), (5, 13560404), (10, 6780202), (11, 6163820), (13, 5215540), (20, 3390101), (22, 3081910), (26, 2607770), (44, 1540955), (52, 1303885), (55, 1232764), (65, 1043108), (110, 616382), (130, 521554), (143, 474140), (151, 449020), (157, 431860), (220, 308191), (260, 260777), (286, 237070), (302, 224510), (314, 215930), (572, 118535), (604, 112255), (628, 107965), (715, 94828), (755, 89804), (785, 86372), (1430, 47414), (1510, 44902), (1570, 43186), (1661, 40820), (1727, 39260), (1963, 34540), (2041, 33220), (2860, 23707), (3020, 22451), (3140, 21593), (3322, 20410), (3454, 19630), (3926, 17270), (4082, 16610), (6644, 10205), (6908, 9815), (7852, 8635), (8164, 8305)]