20003453015

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{4957}}^1$

素因数の和:5177

約数の個数: 64

約数和(自身を含む): 30319161600

約数和(自身を除く): 10315708585

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 181, 245, 343, 455, 637, 905, 1267, 1715, 2353, 3185, 4459, 4957, 6335, 8869, 11765, 16471, 22295, 24785, 34699, 44345, 62083, 64441, 82355, 115297, 173495, 242893, 310415, 322205, 451087, 576485, 807079, 897217, 1214465, 1700251, 2255435, 3157609, 4035395, 4486085, 6280519, 8501255, 11663821, 15788045, 22103263, 31402595, 43963633, 58319105, 81646747, 110516315, 219818165, 307745431, 408233735, 571527229, 1538727155, 2857636145, 4000690603, 20003453015]

約数ペア:

[(1, 20003453015), (5, 4000690603), (7, 2857636145), (13, 1538727155), (35, 571527229), (49, 408233735), (65, 307745431), (91, 219818165), (181, 110516315), (245, 81646747), (343, 58319105), (455, 43963633), (637, 31402595), (905, 22103263), (1267, 15788045), (1715, 11663821), (2353, 8501255), (3185, 6280519), (4459, 4486085), (4957, 4035395), (6335, 3157609), (8869, 2255435), (11765, 1700251), (16471, 1214465), (22295, 897217), (24785, 807079), (34699, 576485), (44345, 451087), (62083, 322205), (64441, 310415), (82355, 242893), (115297, 173495)]