202804154920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{6121}}^1\times {\mathrm{6323}}^1$

素因数の和:12586

約数の個数: 64

約数和(自身を含む): 459940472640

約数和(自身を除く): 257136317720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 6121, 6323, 12242, 12646, 24484, 25292, 30605, 31615, 48968, 50584, 61210, 63230, 122420, 126460, 244840, 252920, 801851, 828313, 1603702, 1656626, 3207404, 3313252, 4009255, 4141565, 6414808, 6626504, 8018510, 8283130, 16037020, 16566260, 32074040, 33132520, 38703083, 77406166, 154812332, 193515415, 309624664, 387030830, 774061660, 1548123320, 5070103873, 10140207746, 20280415492, 25350519365, 40560830984, 50701038730, 101402077460, 202804154920]

約数ペア:

[(1, 202804154920), (2, 101402077460), (4, 50701038730), (5, 40560830984), (8, 25350519365), (10, 20280415492), (20, 10140207746), (40, 5070103873), (131, 1548123320), (262, 774061660), (524, 387030830), (655, 309624664), (1048, 193515415), (1310, 154812332), (2620, 77406166), (5240, 38703083), (6121, 33132520), (6323, 32074040), (12242, 16566260), (12646, 16037020), (24484, 8283130), (25292, 8018510), (30605, 6626504), (31615, 6414808), (48968, 4141565), (50584, 4009255), (61210, 3313252), (63230, 3207404), (122420, 1656626), (126460, 1603702), (244840, 828313), (252920, 801851)]