15695513860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^2\times {\mathrm{5081}}^1$

素因数の和:5321

約数の個数: 72

約数和(自身を含む): 35831698056

約数和(自身を除く): 20136184196

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 218, 260, 436, 545, 1090, 1417, 2180, 2834, 5081, 5668, 7085, 10162, 11881, 14170, 20324, 23762, 25405, 28340, 47524, 50810, 59405, 66053, 101620, 118810, 132106, 154453, 237620, 264212, 308906, 330265, 553829, 617812, 660530, 772265, 1107658, 1321060, 1544530, 2215316, 2769145, 3089060, 5538290, 7199777, 11076580, 14399554, 28799108, 35998885, 60367361, 71997770, 120734722, 143995540, 241469444, 301836805, 603673610, 784775693, 1207347220, 1569551386, 3139102772, 3923878465, 7847756930, 15695513860]

約数ペア:

[(1, 15695513860), (2, 7847756930), (4, 3923878465), (5, 3139102772), (10, 1569551386), (13, 1207347220), (20, 784775693), (26, 603673610), (52, 301836805), (65, 241469444), (109, 143995540), (130, 120734722), (218, 71997770), (260, 60367361), (436, 35998885), (545, 28799108), (1090, 14399554), (1417, 11076580), (2180, 7199777), (2834, 5538290), (5081, 3089060), (5668, 2769145), (7085, 2215316), (10162, 1544530), (11881, 1321060), (14170, 1107658), (20324, 772265), (23762, 660530), (25405, 617812), (28340, 553829), (47524, 330265), (50810, 308906), (59405, 264212), (66053, 237620), (101620, 154453), (118810, 132106)]