25305720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1053

約数の個数: 128

約数和(自身を含む): 87264000

約数和(自身を除く): 61958280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1009, 1045, 1140, 1254, 1320, 1672, 2018, 2090, 2280, 2508, 3027, 3135, 4036, 4180, 5016, 5045, 6054, 6270, 8072, 8360, 10090, 11099, 12108, 12540, 15135, 19171, 20180, 22198, 24216, 25080, 30270, 33297, 38342, 40360, 44396, 55495, 57513, 60540, 66594, 76684, 88792, 95855, 110990, 115026, 121080, 133188, 153368, 166485, 191710, 210881, 221980, 230052, 266376, 287565, 332970, 383420, 421762, 443960, 460104, 575130, 632643, 665940, 766840, 843524, 1054405, 1150260, 1265286, 1331880, 1687048, 2108810, 2300520, 2530572, 3163215, 4217620, 5061144, 6326430, 8435240, 12652860, 25305720]

約数ペア:

[(1, 25305720), (2, 12652860), (3, 8435240), (4, 6326430), (5, 5061144), (6, 4217620), (8, 3163215), (10, 2530572), (11, 2300520), (12, 2108810), (15, 1687048), (19, 1331880), (20, 1265286), (22, 1150260), (24, 1054405), (30, 843524), (33, 766840), (38, 665940), (40, 632643), (44, 575130), (55, 460104), (57, 443960), (60, 421762), (66, 383420), (76, 332970), (88, 287565), (95, 266376), (110, 230052), (114, 221980), (120, 210881), (132, 191710), (152, 166485), (165, 153368), (190, 133188), (209, 121080), (220, 115026), (228, 110990), (264, 95855), (285, 88792), (330, 76684), (380, 66594), (418, 60540), (440, 57513), (456, 55495), (570, 44396), (627, 40360), (660, 38342), (760, 33297), (836, 30270), (1009, 25080), (1045, 24216), (1140, 22198), (1254, 20180), (1320, 19171), (1672, 15135), (2018, 12540), (2090, 12108), (2280, 11099), (2508, 10090), (3027, 8360), (3135, 8072), (4036, 6270), (4180, 6054), (5016, 5045)]