258542830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 604558080

約数和(自身を除く): 346015250

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 97, 101, 130, 145, 182, 194, 202, 203, 290, 377, 406, 455, 485, 505, 679, 707, 754, 910, 970, 1010, 1015, 1261, 1313, 1358, 1414, 1885, 2030, 2522, 2626, 2639, 2813, 2929, 3395, 3535, 3770, 5278, 5626, 5858, 6305, 6565, 6790, 7070, 8827, 9191, 9797, 12610, 13130, 13195, 14065, 14645, 17654, 18382, 19594, 19691, 20503, 26390, 28130, 29290, 36569, 38077, 39382, 41006, 44135, 45955, 48985, 68579, 73138, 76154, 88270, 91910, 97970, 98455, 102515, 127361, 137158, 182845, 190385, 196910, 205030, 254722, 255983, 266539, 284113, 342895, 365690, 380770, 511966, 533078, 568226, 636805, 685790, 891527, 1273610, 1279915, 1332695, 1420565, 1783054, 1988791, 2559830, 2665390, 2841130, 3693469, 3977582, 4457635, 7386938, 8915270, 9943955, 18467345, 19887910, 25854283, 36934690, 51708566, 129271415, 258542830]

約数ペア:

[(1, 258542830), (2, 129271415), (5, 51708566), (7, 36934690), (10, 25854283), (13, 19887910), (14, 18467345), (26, 9943955), (29, 8915270), (35, 7386938), (58, 4457635), (65, 3977582), (70, 3693469), (91, 2841130), (97, 2665390), (101, 2559830), (130, 1988791), (145, 1783054), (182, 1420565), (194, 1332695), (202, 1279915), (203, 1273610), (290, 891527), (377, 685790), (406, 636805), (455, 568226), (485, 533078), (505, 511966), (679, 380770), (707, 365690), (754, 342895), (910, 284113), (970, 266539), (1010, 255983), (1015, 254722), (1261, 205030), (1313, 196910), (1358, 190385), (1414, 182845), (1885, 137158), (2030, 127361), (2522, 102515), (2626, 98455), (2639, 97970), (2813, 91910), (2929, 88270), (3395, 76154), (3535, 73138), (3770, 68579), (5278, 48985), (5626, 45955), (5858, 44135), (6305, 41006), (6565, 39382), (6790, 38077), (7070, 36569), (8827, 29290), (9191, 28130), (9797, 26390), (12610, 20503), (13130, 19691), (13195, 19594), (14065, 18382), (14645, 17654)]